#filter dumbComments emptyLines substitution // -*- indent-tabs-mode: nil; js-indent-level: 2 -*- // This Source Code Form is subject to the terms of the Mozilla Public // License, v. 2.0. If a copy of the MPL was not distributed with this // file, You can obtain one at http://mozilla.org/MPL/2.0/. // Non-static prefs that are specific to desktop Firefox belong in this file // (unless there is a compelling and documented reason for them to belong in // another file). // // Please indent all prefs defined within #ifdef/#ifndef conditions. This // improves readability, particular for conditional blocks that exceed a single // screen. #ifdef XP_UNIX #ifndef XP_MACOSX #define UNIX_BUT_NOT_MAC #endif #endif #ifdef XP_MACOSX pref("browser.hiddenWindowChromeURL", "chrome://browser/content/hiddenWindowMac.xhtml"); #endif // Set add-ons abuse report related prefs specific to Firefox Desktop. pref("extensions.abuseReport.enabled", true); // Enables some extra Extension System Logging (can reduce performance) pref("extensions.logging.enabled", false); // Disables strict compatibility, making addons compatible-by-default. pref("extensions.strictCompatibility", false); pref("extensions.webextOptionalPermissionPrompts", true); // If enabled, install origin permission verification happens after addons are downloaded. pref("extensions.postDownloadThirdPartyPrompt", true); // Preferences for AMO integration pref("extensions.getAddons.cache.enabled", true); pref("extensions.getAddons.get.url", "https://services.addons.mozilla.org/api/v4/addons/search/?guid=%IDS%&lang=%LOCALE%"); pref("extensions.getAddons.search.browseURL", "https://addons.mozilla.org/%LOCALE%/firefox/search?q=%TERMS%&platform=%OS%&appver=%VERSION%"); pref("extensions.getAddons.link.url", "https://addons.mozilla.org/%LOCALE%/firefox/"); pref("extensions.getAddons.langpacks.url", "https://services.addons.mozilla.org/api/v4/addons/language-tools/?app=firefox&type=language&appversion=%VERSION%"); pref("extensions.getAddons.discovery.api_url", "https://services.addons.mozilla.org/api/v4/discovery/?lang=%LOCALE%&edition=%DISTRIBUTION%"); pref("extensions.getAddons.browserMappings.url", "https://services.addons.mozilla.org/api/v5/addons/browser-mappings/?browser=%BROWSER%"); // The URL for the privacy policy related to recommended extensions. pref("extensions.recommendations.privacyPolicyUrl", "https://www.mozilla.org/privacy/firefox/?utm_source=firefox-browser&utm_medium=firefox-browser&utm_content=privacy-policy-link#addons"); // The URL for Firefox Color, recommended on the theme page in about:addons. pref("extensions.recommendations.themeRecommendationUrl", "https://color.firefox.com/?utm_source=firefox-browser&utm_medium=firefox-browser&utm_content=theme-footer-link"); pref("extensions.update.autoUpdateDefault", true); // Check AUS for system add-on updates. pref("extensions.systemAddon.update.url", "https://aus5.mozilla.org/update/3/SystemAddons/%VERSION%/%BUILD_ID%/%BUILD_TARGET%/%LOCALE%/%CHANNEL%/%OS_VERSION%/%DISTRIBUTION%/%DISTRIBUTION_VERSION%/update.xml"); pref("extensions.systemAddon.update.enabled", true); // Disable add-ons that are not installed by the user in all scopes by default. // See the SCOPE constants in AddonManager.sys.mjs for values to use here. pref("extensions.autoDisableScopes", 15); // Scopes to scan for changes at startup. pref("extensions.startupScanScopes", 0); pref("extensions.geckoProfiler.acceptedExtensionIds", "geckoprofiler@mozilla.com,quantum-foxfooding@mozilla.com,raptor@mozilla.org"); pref("extensions.webextensions.remote", true); // Require signed add-ons by default pref("extensions.langpacks.signatures.required", true); pref("xpinstall.signatures.required", true); // Enable data collection permissions. pref("extensions.dataCollectionPermissions.enabled", true); // Dictionary download preference pref("browser.dictionaries.download.url", "https://addons.mozilla.org/%LOCALE%/firefox/language-tools/"); // At startup, should we check to see if the installation // date is older than some threshold pref("app.update.checkInstallTime", true); // The number of days a binary is permitted to be old without checking is defined in // firefox-branding.js (app.update.checkInstallTime.days) // The minimum delay in seconds for the timer to fire between the notification // of each consumer of the timer manager. // minimum=30 seconds, default=120 seconds, and maximum=300 seconds pref("app.update.timerMinimumDelay", 120); // The minimum delay in milliseconds for the first firing after startup of the timer // to notify consumers of the timer manager. // minimum=10 seconds, default=30 seconds, and maximum=120 seconds pref("app.update.timerFirstInterval", 30000); // App-specific update preferences // The interval to check for updates (app.update.interval) is defined in // firefox-branding.js // Enables some extra Application Update Logging (can reduce performance) pref("app.update.log", false); // Causes Application Update Logging to be sent to a file in the profile // directory. This preference is automatically disabled on application start to // prevent it from being left on accidentally. Turning this pref on enables // logging, even if app.update.log is false. pref("app.update.log.file", false); // The number of general background check failures to allow before notifying the // user of the failure. User initiated update checks always notify the user of // the failure. pref("app.update.backgroundMaxErrors", 10); // How many times we should let downloads fail before prompting the user to // download a fresh installer. pref("app.update.download.maxAttempts", 2); // How many times we should let an elevation prompt fail before prompting the user to // download a fresh installer. pref("app.update.elevate.maxAttempts", 2); #ifdef NIGHTLY_BUILD // Whether to delay popup notifications when an update is available and // suppress them when an update is installed and waiting for user to restart. // If set to true, these notifications will immediately be shown as banners in // the app menu and as badges on the app menu button. Update available // notifications will not create popup prompts until a week has passed without // the user installing the update. Update restart notifications will not // create popup prompts at all. This doesn't affect update notifications // triggered by errors/failures or manual install prompts. pref("app.update.suppressPrompts", false); #endif // If set to true, a message will be displayed in the hamburger menu while // an update is being downloaded. pref("app.update.notifyDuringDownload", false); // If set to true, the Update Service will automatically download updates if the // user can apply updates. This pref is no longer used on Windows, except as the // default value to migrate to the new location that this data is now stored // (which is in a file in the update directory). Because of this, this pref // should no longer be used directly. Instead, getAppUpdateAutoEnabled and // getAppUpdateAutoEnabled from UpdateUtils.sys.mjs should be used. #ifndef XP_WIN pref("app.update.auto", true); #endif // If set to true, the Update Service will apply updates in the background // when it finishes downloading them. pref("app.update.staging.enabled", true); // Update service URL: // app.update.url was removed in Bug 1568994 // app.update.url.manual is in branding section // app.update.url.details is in branding section // app.update.badgeWaitTime is in branding section // app.update.interval is in branding section // app.update.promptWaitTime is in branding section // Whether or not to attempt using the service for updates. #ifdef MOZ_MAINTENANCE_SERVICE pref("app.update.service.enabled", true); #endif #ifdef MOZ_BITS_DOWNLOAD // If set to true, the Update Service will attempt to use Windows BITS to // download updates and will fallback to downloading internally if that fails. pref("app.update.BITS.enabled", true); #endif pref("app.update.langpack.enabled", true); #if defined(MOZ_UPDATE_AGENT) pref("app.update.background.loglevel", "error"); pref("app.update.background.timeoutSec", 600); // By default, check for updates when the browser is not running every 7 hours. pref("app.update.background.interval", 25200); // By default, snapshot Firefox Messaging System targeting for use by the // background update task every 60 minutes. pref("app.update.background.messaging.targeting.snapshot.intervalSec", 3600); // For historical reasons, the background update process requires the Mozilla // Maintenance Service to be available and enabled via the service registry // key. When this value is `true`, allow the background update process to // update unelevated installations (that are writeable, etc). // // N.b. This feature impacts the `applications: firefox_desktop` Nimbus // application ID (and not the `firefox_desktop_background_task` application // ID). However, the pref will be automatically mirrored to the background // update task profile. This means that experiments and enrollment impact the // Firefox Desktop browsing profile that _schedules_ the background update // task, and then the background update task collects telemetry in accordance // with the mirrored pref. pref("app.update.background.allowUpdatesForUnelevatedInstallations", false); #endif #ifdef XP_MACOSX // If set to true, Firefox will automatically restart if it is left running // with no browser windows open. pref("app.update.noWindowAutoRestart.enabled", true); // How long to wait after all browser windows are closed before restarting, // in milliseconds. 5 min = 300000 ms pref("app.update.noWindowAutoRestart.delayMs", 300000); #endif #if defined(MOZ_BACKGROUNDTASKS) // The amount of time, in seconds, before background tasks time out and exit. // Tasks can override this default (10 minutes). pref("toolkit.backgroundtasks.defaultTimeoutSec", 600); #if defined(ENABLE_TESTS) // Test prefs to verify background tasks inheret and override browser prefs // correctly. pref("toolkit.backgroundtasks.tests.browserPrefsInherited", 15); pref("toolkit.backgroundtasks.tests.browserPrefsOverriden", 16); #endif #endif // Symmetric (can be overridden by individual extensions) update preferences. // e.g. // extensions.{GUID}.update.enabled // extensions.{GUID}.update.url // .. etc .. // pref("extensions.update.enabled", true); pref("extensions.update.url", "https://versioncheck.addons.mozilla.org/update/VersionCheck.php?reqVersion=%REQ_VERSION%&id=%ITEM_ID%&version=%ITEM_VERSION%&maxAppVersion=%ITEM_MAXAPPVERSION%&status=%ITEM_STATUS%&appID=%APP_ID%&appVersion=%APP_VERSION%&appOS=%APP_OS%&appABI=%APP_ABI%&locale=%APP_LOCALE%¤tAppVersion=%CURRENT_APP_VERSION%&updateType=%UPDATE_TYPE%&compatMode=%COMPATIBILITY_MODE%"); pref("extensions.update.background.url", "https://versioncheck-bg.addons.mozilla.org/update/VersionCheck.php?reqVersion=%REQ_VERSION%&id=%ITEM_ID%&version=%ITEM_VERSION%&maxAppVersion=%ITEM_MAXAPPVERSION%&status=%ITEM_STATUS%&appID=%APP_ID%&appVersion=%APP_VERSION%&appOS=%APP_OS%&appABI=%APP_ABI%&locale=%APP_LOCALE%¤tAppVersion=%CURRENT_APP_VERSION%&updateType=%UPDATE_TYPE%&compatMode=%COMPATIBILITY_MODE%"); pref("extensions.update.interval", 86400); // Check for updates to Extensions and // Themes every day pref("lightweightThemes.getMoreURL", "https://addons.mozilla.org/%LOCALE%/firefox/themes"); #if defined(MOZ_WIDEVINE_EME) pref("browser.eme.ui.enabled", true); #else pref("browser.eme.ui.enabled", false); #endif // UI tour experience. pref("browser.uitour.enabled", true); pref("browser.uitour.loglevel", "Error"); pref("browser.uitour.url", "https://www.mozilla.org/%LOCALE%/firefox/%VERSION%/tour/"); // How long to show a Hearbeat survey (two hours, in seconds) pref("browser.uitour.surveyDuration", 7200); pref("keyword.enabled", true); // Fixup whitelists, the urlbar won't try to search for these words, but will // instead consider them valid TLDs. Don't check these directly, use // Services.uriFixup.isDomainKnown() instead. pref("browser.fixup.domainwhitelist.localhost", true); // https://tools.ietf.org/html/rfc2606 pref("browser.fixup.domainsuffixwhitelist.test", true); pref("browser.fixup.domainsuffixwhitelist.example", true); pref("browser.fixup.domainsuffixwhitelist.invalid", true); pref("browser.fixup.domainsuffixwhitelist.localhost", true); // https://tools.ietf.org/html/draft-wkumari-dnsop-internal-00 pref("browser.fixup.domainsuffixwhitelist.internal", true); // https://tools.ietf.org/html/rfc6762 pref("browser.fixup.domainsuffixwhitelist.local", true); // Whether to always go through the DNS server before sending a single word // search string, that may contain a valid host, to a search engine. pref("browser.fixup.dns_first_for_single_words", false); #ifdef UNIX_BUT_NOT_MAC pref("general.autoScroll", false); #else pref("general.autoScroll", true); #endif // UI density of the browser chrome. This mostly affects toolbarbutton // and urlbar spacing. The possible values are 0=normal, 1=compact, 2=touch. pref("browser.uidensity", 0); // Whether Firefox will automatically override the uidensity to "touch" // while the user is in a touch environment (such as Windows tablet mode). pref("browser.touchmode.auto", true); // Whether Firefox will show the Compact Mode UIDensity option. pref("browser.compactmode.show", false); // At startup, check if we're the default browser and prompt user if not. pref("browser.shell.checkDefaultBrowser", true); pref("browser.shell.shortcutFavicons",true); pref("browser.shell.mostRecentDateSetAsDefault", ""); pref("browser.shell.skipDefaultBrowserCheckOnFirstRun", true); pref("browser.shell.didSkipDefaultBrowserCheckOnFirstRun", false); pref("browser.shell.defaultBrowserCheckCount", 0); #if defined(XP_WIN) // Attempt to set the default browser on Windows 10 using the UserChoice registry keys, // before falling back to launching the modern Settings dialog. pref("browser.shell.setDefaultBrowserUserChoice", true); // When setting default via UserChoice, temporarily rename an ancestor registry key to // prevent kernel drivers from locking the UserChoice subkeys. pref("browser.shell.setDefaultBrowserUserChoice.regRename", true); // When setting the default browser on Windows 10 using the UserChoice // registry keys, also try to set Firefox as the default PDF handler. pref("browser.shell.setDefaultPDFHandler", true); // When setting Firefox as the default PDF handler (subject to conditions // above), only set Firefox as the default PDF handler when the existing handler // is a known browser, and not when existing handler is another PDF handler such // as Acrobat Reader or Nitro PDF. pref("browser.shell.setDefaultPDFHandler.onlyReplaceBrowsers", true); // Whether or not to we are allowed to prompt the user to set Firefox as their // default PDF handler. pref("browser.shell.checkDefaultPDF", true); // Will be set to `true` if the user indicates that they don't want to be asked // again about Firefox being their default PDF handler any more. pref("browser.shell.checkDefaultPDF.silencedByUser", false); // Whether or not the user should be shown the guidance notifications when // setting Firefox as their default browser. pref("browser.shell.setDefaultGuidanceNotifications", true); #endif // 0 = blank, 1 = home (browser.startup.homepage), 2 = last visited page, 3 = resume previous browser session // The behavior of option 3 is detailed at: http://wiki.mozilla.org/Session_Restore pref("browser.startup.page", 1); pref("browser.startup.homepage", "about:home"); pref("browser.startup.homepage.abouthome_cache.enabled", true); pref("browser.startup.homepage.abouthome_cache.loglevel", "Warn"); // Whether we should skip the homepage when opening the first-run page pref("browser.startup.firstrunSkipsHomepage", true); // Whether we should show the session-restore infobar on startup pref("browser.startup.couldRestoreSession.count", 0); // Show an about:blank window as early as possible for quick startup feedback. // Held to nightly on Linux due to bug 1450626. // Disabled on Mac because the bouncing dock icon already provides feedback. #if defined(XP_WIN) || defined(MOZ_WIDGET_GTK) && defined(NIGHTLY_BUILD) pref("browser.startup.blankWindow", true); #else pref("browser.startup.blankWindow", false); #endif // Show a skeleton UI window prior to loading libxul. Only visible for windows // users as it is not implemented anywhere else. #if defined(XP_WIN) pref("browser.startup.preXulSkeletonUI", true); // Whether the checkbox to enable Windows launch on login is shown pref("browser.startup.windowsLaunchOnLogin.enabled", true); // Whether to show the launch on login infobar notification pref("browser.startup.windowsLaunchOnLogin.disableLaunchOnLoginPrompt", false); #endif // Show an upgrade dialog on major upgrades. pref("browser.startup.upgradeDialog.enabled", false); pref("browser.chrome.site_icons", true); // browser.warnOnQuit == false will override all other possible prompts when quitting or restarting pref("browser.warnOnQuit", true); // Whether to warn when quitting when using the shortcut key. #if defined(XP_WIN) pref("browser.warnOnQuitShortcut", false); #else pref("browser.warnOnQuitShortcut", true); #endif // TODO bug 1702563: Renable fullscreen autohide by default on macOS. #ifdef XP_MACOSX pref("browser.fullscreen.autohide", false); #else pref("browser.fullscreen.autohide", true); #endif pref("browser.overlink-delay", 80); pref("browser.taskbarTabs.enabled", false); #if defined(MOZ_WIDGET_GTK) pref("browser.theme.native-theme", true); #else pref("browser.theme.native-theme", false); #endif // Whether using `ctrl` when hitting return/enter in the URL bar // (or clicking 'go') should prefix 'www.' and suffix // browser.fixup.alternate.suffix to the URL bar value prior to // navigating. pref("browser.urlbar.ctrlCanonizesURLs", true); // Whether we announce to screen readers when tab-to-search results are // inserted. pref("browser.urlbar.accessibility.tabToSearch.announceResults", true); // Control autoFill behavior pref("browser.urlbar.autoFill", true); // Whether enabling adaptive history autofill. pref("browser.urlbar.autoFill.adaptiveHistory.enabled", false); // Minimum char length of the user's search string to enable adaptive history // autofill. pref("browser.urlbar.autoFill.adaptiveHistory.minCharsThreshold", 0); // Set default suggest intent threshold value of 0.5 pref("browser.urlbar.intentThreshold", "0.5"); // Set default NER threshold value of 0.5 pref("browser.urlbar.nerThreshold", "0.5"); // Whether to warm up network connections for autofill or search results. pref("browser.urlbar.speculativeConnect.enabled", true); // Whether bookmarklets should be filtered out of Address Bar matches. // This is enabled for security reasons, when true it is still possible to // search for bookmarklets typing "javascript: " followed by the actual query. pref("browser.urlbar.filter.javascript", true); // Focus the content document when pressing the Escape key, if there's no // remaining typed history. pref("browser.urlbar.focusContentDocumentOnEsc", true); // Enable a certain level of urlbar logging to the Browser Console. See // ConsoleInstance.webidl. pref("browser.urlbar.loglevel", "Error"); // the maximum number of results to show in autocomplete when doing richResults pref("browser.urlbar.maxRichResults", 10); // The maximum number of historical search results to show. pref("browser.urlbar.maxHistoricalSearchSuggestions", 2); // The default behavior for the urlbar can be configured to use any combination // of the match filters with each additional filter adding more results (union). pref("browser.urlbar.suggest.bookmark", true); pref("browser.urlbar.suggest.clipboard", true); pref("browser.urlbar.suggest.history", true); pref("browser.urlbar.suggest.openpage", true); pref("browser.urlbar.suggest.remotetab", true); pref("browser.urlbar.suggest.searches", true); pref("browser.urlbar.suggest.topsites", true); pref("browser.urlbar.suggest.engines", true); pref("browser.urlbar.suggest.calculator", true); pref("browser.urlbar.suggest.recentsearches", true); pref("browser.urlbar.suggest.quickactions", true); pref("browser.urlbar.deduplication.enabled", false); pref("browser.urlbar.deduplication.thresholdDays", 0); pref("browser.urlbar.scotchBonnet.enableOverride", true); // Once Perplexity has entered search mode at least once, // we no longer show the Perplexity onboarding callout. // This pref will be set to true when perplexity search mode is detected. pref("browser.urlbar.perplexity.hasBeenInSearchMode", false); // Whether or not Unified Search Button is shown always. pref("browser.urlbar.unifiedSearchButton.always", false); // Enable trending suggestions and recent searches. pref("browser.urlbar.trending.featureGate", true); pref("browser.urlbar.trending.requireSearchMode", false); pref("browser.urlbar.recentsearches.featureGate", true); // Enable Rich Entities. pref("browser.urlbar.richSuggestions.featureGate", true); pref("browser.search.param.search_rich_suggestions", "fen"); // Feature gate pref for weather suggestions in the urlbar. pref("browser.urlbar.weather.featureGate", false); // Enable clipboard suggestions feature, the pref should be removed once stable. pref("browser.urlbar.clipboard.featureGate", false); // The minimum prefix length of a weather keyword the user must type to trigger // the suggestion. 0 means the min length should be taken from Nimbus or remote // settings. pref("browser.urlbar.weather.minKeywordLength", 0); // The UI treatment to use for weather suggestions. Possible values: // 0: (default) Simplest UI with current temperature and location // 1: Simpler UI, adds current conditions, high/low, and URL // 2: Full UI, adds forecast pref("browser.urlbar.weather.uiTreatment", 0); // If `browser.urlbar.weather.featureGate` is true, this controls whether // weather suggestions are turned on. pref("browser.urlbar.suggest.weather", true); // If `browser.urlbar.trending.featureGate` is true, this controls whether // trending suggestions are turned on. pref("browser.urlbar.suggest.trending", true); // Whether non-sponsored quick suggest results are shown in the urlbar. This // pref is exposed to the user in the UI, and it's sticky so that its // user-branch value persists regardless of whatever Firefox Suggest scenarios, // with their various default-branch values, the user is enrolled in over time. pref("browser.urlbar.suggest.quicksuggest.nonsponsored", false, sticky); // Whether sponsored quick suggest results are shown in the urlbar. This pref is // exposed to the user in the UI, and it's sticky so that its user-branch value // persists regardless of whatever Firefox Suggest scenarios, with their various // default-branch values, the user is enrolled in over time. pref("browser.urlbar.suggest.quicksuggest.sponsored", false, sticky); // Whether data collection is enabled for quick suggest results in the urlbar. // This pref is exposed to the user in the UI, and it's sticky so that its // user-branch value persists regardless of whatever Firefox Suggest scenarios, // with their various default-branch values, the user is enrolled in over time. pref("browser.urlbar.quicksuggest.dataCollection.enabled", false, sticky); // Whether the Firefox Suggest contextual opt-in result is enabled. pref("browser.urlbar.quicksuggest.contextualOptIn", false); // Number that the user dismissed the Firefox Suggest contextual opt-in result. pref("browser.urlbar.quicksuggest.contextualOptIn.dismissedCount", 0); // Period until reshow the Firefox Suggest contextual opt-in result when first dismissed. pref("browser.urlbar.quicksuggest.contextualOptIn.firstReshowAfterPeriodDays", 7); // Period until reshow the Firefox Suggest contextual opt-in result when second dismissed. pref("browser.urlbar.quicksuggest.contextualOptIn.secondReshowAfterPeriodDays", 14); // Period until reshow the Firefox Suggest contextual opt-in result when third dismissed. pref("browser.urlbar.quicksuggest.contextualOptIn.thirdReshowAfterPeriodDays", 60); // Number of impression for the Firefox Suggest contextual opt-in result. pref("browser.urlbar.quicksuggest.contextualOptIn.impressionCount", 0); // Limit for impression to dismiss the Firefox Suggest contextual opt-in result. pref("browser.urlbar.quicksuggest.contextualOptIn.impressionLimit", 20); // Days until dismiss the Firefox Suggest contextual opt-in result after first impression. pref("browser.urlbar.quicksuggest.contextualOptIn.impressionDaysLimit", 5); // Whether the quick suggest feature in the urlbar is enabled. pref("browser.urlbar.quicksuggest.enabled", false); // Ranking mode of QuickSuggest. Currently used for relevance ranking // experimentation. It can be any of "default", "interest", and "random". pref("browser.urlbar.quicksuggest.rankingMode", "default"); // Whether Firefox Suggest will use the new Rust backend instead of the original // JS backend. pref("browser.urlbar.quicksuggest.rustEnabled", true); // The index of sponsored Firefox Suggest results within the Firefox Suggest // section when "Show search suggestions ahead of browsing history in address bar // results" is checked. When not checked, the index is hardcoded as -1. Negative // indexes are relative to the end of the section. pref("browser.urlbar.quicksuggest.sponsoredIndex", 0); pref("browser.urlbar.quicksuggest.nonSponsoredIndex", -1); // Whether non-sponsored quick suggest results are subject to impression // frequency caps. pref("browser.urlbar.quicksuggest.impressionCaps.nonSponsoredEnabled", false); // Whether sponsored quick suggest results are subject to impression frequency // caps. pref("browser.urlbar.quicksuggest.impressionCaps.sponsoredEnabled", false); // When non-zero, this is the character-count threshold (inclusive) for showing // AMP suggestions as top picks. If an AMP suggestion is triggered by a keyword // at least this many characters long, it will be shown as a top pick. pref("browser.urlbar.quicksuggest.ampTopPickCharThreshold", 5); // The matching strategy for AMP suggestions. Zero is the usual default // exact-keyword strategy. Other values are the integers defined on // `AmpMatchingStrategy` in `RustSuggest.sys.mjs` (corresponding to the // `AmpMatchingStrategy` enum in the Rust component coerced to a 1-based integer // value). pref("browser.urlbar.quicksuggest.ampMatchingStrategy", 0); // Comma-separated list of Suggest dynamic suggestion types to enable. pref("browser.urlbar.quicksuggest.dynamicSuggestionTypes", ""); // Whether Suggest will use the ML backend in addition to Rust. pref("browser.urlbar.quicksuggest.mlEnabled", false); // Which Suggest settings to show in the settings UI. See // `QuickSuggest.SETTINGS_UI` for values. pref("browser.urlbar.quicksuggest.settingsUi", 0); // Whether unit conversion is enabled. #ifdef NIGHTLY_BUILD pref("browser.urlbar.unitConversion.enabled", true); #else pref("browser.urlbar.unitConversion.enabled", false); #endif // Whether to show search suggestions before general results like history and // bookmarks. pref("browser.urlbar.showSearchSuggestionsFirst", true); // As a user privacy measure, don't fetch search suggestions if a pasted string // is longer than this. pref("browser.urlbar.maxCharsForSearchSuggestions", 100); pref("browser.urlbar.trimURLs", true); pref("browser.urlbar.trimHttps", false); pref("browser.urlbar.untrimOnUserInteraction.featureGate", false); // If changed to true, copying the entire URL from the location bar will put the // human readable (percent-decoded) URL on the clipboard. pref("browser.urlbar.decodeURLsOnCopy", false); // Whether or not to move tabs into the active window when using the "Switch to // Tab" feature of the awesomebar. pref("browser.urlbar.switchTabs.adoptIntoActiveWindow", false); // Controls whether searching for open tabs returns tabs from any container // or only from the current container. pref("browser.urlbar.switchTabs.searchAllContainers", true); // Whether addresses and search results typed into the address bar // should be opened in new tabs by default. pref("browser.urlbar.openintab", false); // Allow the result menu button to be reached with the Tab key. pref("browser.urlbar.resultMenu.keyboardAccessible", true); // If true, we show tail suggestions when available. pref("browser.urlbar.richSuggestions.tail", true); // If true, top sites may include sponsored ones. pref("browser.urlbar.sponsoredTopSites", false); // Global toggle for whether the show search terms feature // can be used at all, and enabled/disabled by the user. pref("browser.urlbar.showSearchTerms.featureGate", false); // If true, show the search term in the Urlbar while on // a default search engine results page. pref("browser.urlbar.showSearchTerms.enabled", true); // Whether the urlbar displays one-offs to filter searches to history, // bookmarks, or tabs. pref("browser.urlbar.shortcuts.bookmarks", true); pref("browser.urlbar.shortcuts.tabs", true); pref("browser.urlbar.shortcuts.history", true); // When we send events to Urlbar extensions, we wait this amount of time in // milliseconds for them to respond before timing out. pref("browser.urlbar.extension.timeout", 400); // Controls when to DNS resolve single word search strings, after they were // searched for. If the string is resolved as a valid host, show a // "Did you mean to go to 'host'" prompt. // 0 - never resolve; 1 - use heuristics (default); 2 - always resolve pref("browser.urlbar.dnsResolveSingleWordsAfterSearch", 0); // Whether the results panel should be kept open during IME composition. // The default value is false because some IME open a picker panel, and we end // up with two panels on top of each other. Since for now we can't detect that // we leave this choice to the user, hopefully in the future this can be flipped // for everyone. pref("browser.urlbar.keepPanelOpenDuringImeComposition", false); // Whether Firefox Suggest group labels are shown in the urlbar view. pref("browser.urlbar.groupLabels.enabled", true); // The Merino endpoint URL, not including parameters. pref("browser.urlbar.merino.endpointURL", "https://merino.services.mozilla.com/api/v1/suggest"); // Timeout for Merino fetches (ms). pref("browser.urlbar.merino.timeoutMs", 200); // Comma-separated list of providers to request from Merino pref("browser.urlbar.merino.providers", ""); // Comma-separated list of client variants to send to Merino pref("browser.urlbar.merino.clientVariants", ""); // Enable site specific search result. pref("browser.urlbar.contextualSearch.enabled", true); // Feature gate pref for addon suggestions in the urlbar. pref("browser.urlbar.addons.featureGate", false); // Feature gate pref for semanticHistory pref("places.semanticHistory.featureGate", false); // Minimum length threshold for semantic history search pref("browser.urlbar.suggest.semanticHistory.minLength", 5); // If `browser.urlbar.addons.featureGate` is true, this controls whether // addons suggestions are turned on. pref("browser.urlbar.suggest.addons", true); // Feature gate pref for MDN suggestions in the urlbar. pref("browser.urlbar.mdn.featureGate", false); // If `browser.urlbar.mdn.featureGate` is true, this controls whether // mdn suggestions are turned on. pref("browser.urlbar.suggest.mdn", true); // Feature gate pref for Yelp suggestions in the urlbar. pref("browser.urlbar.yelp.featureGate", false); // The minimum prefix length of a Yelp keyword the user must type to trigger the // suggestion. 0 means the min length should be taken from Nimbus. pref("browser.urlbar.yelp.minKeywordLength", 4); // Whether Yelp suggestions should be shown as top picks. pref("browser.urlbar.yelp.priority", false); // Whether Yelp suggestions will be served from the Suggest ML backend instead // of Rust. pref("browser.urlbar.yelp.mlEnabled", false); // Whether to distinguish service type subjects. If true, we show special titile // for the suggestion. pref("browser.urlbar.yelp.serviceResultDistinction", false); // If `browser.urlbar.yelp.featureGate` is true, this controls whether // Yelp suggestions are turned on. pref("browser.urlbar.suggest.yelp", true); // Feature gate pref for Fakespot suggestions in the urlbar. pref("browser.urlbar.fakespot.featureGate", false); // The minimum prefix length of a Fakespot keyword the user must type to trigger // the suggestion. 0 means the min length should be taken from Nimbus. pref("browser.urlbar.fakespot.minKeywordLength", 4); // The index of Fakespot results within the Firefox Suggest section. A negative // index is relative to the end of the section. pref("browser.urlbar.fakespot.suggestedIndex", -1); // If `browser.urlbar.fakespot.featureGate` is true, this controls whether // Fakespot suggestions are turned on. pref("browser.urlbar.suggest.fakespot", true); // The minimum prefix length of addons keyword the user must type to trigger // the suggestion. 0 means the min length should be taken from Nimbus. pref("browser.urlbar.addons.minKeywordLength", 0); // Enable creating and editing user defined search engines. pref("browser.urlbar.update2.engineAliasRefresh", true); pref("browser.altClickSave", false); // Enable logging downloads operations to the Console. pref("browser.download.loglevel", "Error"); // Number of milliseconds to wait for the http headers (and thus // the Content-Disposition filename) before giving up and falling back to // picking a filename without that info in hand so that the user sees some // feedback from their action. pref("browser.download.saveLinkAsFilenameTimeout", 4000); pref("browser.download.useDownloadDir", true); pref("browser.download.folderList", 1); pref("browser.download.manager.addToRecentDocs", true); pref("browser.download.manager.resumeOnWakeDelay", 10000); // This records whether or not the panel has been shown at least once. pref("browser.download.panel.shown", false); // This records whether or not to show the 'Open in system viewer' context menu item when appropriate pref("browser.download.openInSystemViewerContextMenuItem", true); // This records whether or not to show the 'Always open...' context menu item when appropriate pref("browser.download.alwaysOpenInSystemViewerContextMenuItem", true); // Open downloaded file types internally for the given types. // This is a comma-separated list, the empty string ("") means no types are // viewable internally. pref("browser.download.viewableInternally.enabledTypes", "xml,svg,webp,avif,jxl"); // This controls whether the button is automatically shown/hidden depending // on whether there are downloads to show. pref("browser.download.autohideButton", true); // Controls whether to open the downloads panel every time a download begins. // The first download ever run in a new profile will still open the panel. pref("browser.download.alwaysOpenPanel", true); // Determines the behavior of the "Delete" item in the downloads context menu. // Valid values are 0, 1, and 2. // 0 - Don't remove the download from session list or history. // 1 - Remove the download from session list, but not history. // 2 - Remove the download from both session list and history. pref("browser.download.clearHistoryOnDelete", 0); #ifndef XP_MACOSX pref("browser.helperApps.deleteTempFileOnExit", true); #endif // This controls the visibility of the radio button in the // Unknown Content Type (Helper App) dialog that will open // the content in the browser for PDF and for other // Viewable Internally types // (see browser.download.viewableInternally.enabledTypes) pref("browser.helperApps.showOpenOptionForPdfJS", true); pref("browser.helperApps.showOpenOptionForViewableInternally", true); // search engines URL pref("browser.search.searchEnginesURL", "https://addons.mozilla.org/%LOCALE%/firefox/search-engines/"); // search bar results always open in a new tab pref("browser.search.openintab", false); // context menu searches open in the foreground pref("browser.search.context.loadInBackground", false); // Enables display of the options for the user using a separate default search // engine in private browsing mode. pref("browser.search.separatePrivateDefault.ui.enabled", false); // The maximum amount of times the private default banner is shown. pref("browser.search.separatePrivateDefault.ui.banner.max", 0); // Enables search SERP telemetry page categorization. pref("browser.search.serpEventTelemetryCategorization.enabled", true); // A count of Glean SERP categorization event metrics that have been recorded // but not yet submitted in a ping. Needed to prevent sending a ping with only // experiment info (and not actual SERP categorizations) at startup. pref("browser.search.serpMetricsRecordedCounter", 0); // Search Bar removal from the toolbar for users who haven’t used it in 120 // days pref("browser.search.widget.removeAfterDaysUnused", 120); // The number of times the search function in the URL bar has been used, // capped at 100. pref("browser.search.totalSearches", 0); // Spin the cursor while the page is loading pref("browser.spin_cursor_while_busy", false); // Enable display of contextual-password-manager option in browser sidebar pref("browser.contextual-password-manager.enabled", false); // Enables the display of the Mozilla VPN banner in private browsing windows pref("browser.privatebrowsing.vpnpromourl", "https://vpn.mozilla.org/?utm_source=firefox-browser&utm_medium=firefox-%CHANNEL%-browser&utm_campaign=private-browsing-vpn-link"); // Whether the user has opted-in to recommended settings for data features. pref("browser.dataFeatureRecommendations.enabled", false); // Use dark theme variant for PBM windows. This is only supported if the theme // sets darkTheme data. pref("browser.theme.dark-private-windows", true); // Pref to control whether or not Private Browsing windows show up // as separate icons in the Windows taskbar. pref("browser.privateWindowSeparation.enabled", true); // Controls visibility of the privacy segmentation preferences section. pref("browser.privacySegmentation.preferences.show", false); pref("browser.sessionhistory.max_entries", 50); // Built-in default permissions. pref("permissions.manager.defaultsUrl", "resource://app/defaults/permissions"); // Set default fallback values for site permissions we want // the user to be able to globally change. pref("permissions.default.camera", 0); pref("permissions.default.microphone", 0); pref("permissions.default.geo", 0); pref("permissions.default.xr", 0); pref("permissions.default.desktop-notification", 0); pref("permissions.default.shortcuts", 0); pref("permissions.desktop-notification.postPrompt.enabled", true); pref("permissions.desktop-notification.notNow.enabled", false); pref("permissions.fullscreen.allowed", false); #ifdef MOZ_WEBRTC // When users grant camera or microphone through a permission prompt // and leave "☐ Remember this decision" unchecked, Gecko persists // their choice to "Always ask" for this permission going forward. // This is exposed to websites through the permissions.query() API // as "granted", to ward off well-meaning attempts to further escalate // permission to always grant, to help sites respect this user choice. // // By default, these permissions are only visible in Tools / Page Info. // But turning this pref on also makes them show up as "Always Ask ✖" // in the more prominent site permissions dropdown. pref("permissions.media.show_always_ask.enabled", false); #endif // Force external link opens into the default user context ID instead of guessing // the most appropriate one based on the URL (https://bugzilla.mozilla.org/show_bug.cgi?id=1874599#c8) pref("browser.link.force_default_user_context_id_for_external_opens", false); // handle links targeting new windows // 1=current window/tab, 2=new window, 3=new tab in most recent window pref("browser.link.open_newwindow", 3); // handle external links (i.e. links opened from a different application) // default: use browser.link.open_newwindow // 1-3: see browser.link.open_newwindow for interpretation pref("browser.link.open_newwindow.override.external", -1); // 0: no restrictions - divert everything // 1: don't divert window.open at all // 2: don't divert window.open with features pref("browser.link.open_newwindow.restriction", 2); // If true, this pref causes windows opened by window.open to be forced into new // tabs (rather than potentially opening separate windows, depending on // window.open arguments) when the browser is in fullscreen mode. // We set this differently on Mac because the fullscreen implementation there is // different. #ifdef XP_MACOSX pref("browser.link.open_newwindow.disabled_in_fullscreen", true); #else pref("browser.link.open_newwindow.disabled_in_fullscreen", false); #endif // Tabbed browser pref("browser.tabs.closeTabByDblclick", false); pref("browser.tabs.closeWindowWithLastTab", true); pref("browser.tabs.allowTabDetach", true); // Open related links to a tab, e.g., link in current tab, at next to the // current tab if |insertRelatedAfterCurrent| is true. Otherwise, always // append new tab to the end. pref("browser.tabs.insertRelatedAfterCurrent", true); // Open all links, e.g., bookmarks, history items at next to current tab // if |insertAfterCurrent| is true. Otherwise, append new tab to the end // for non-related links. Note that if this is set to true, it will trump // the value of browser.tabs.insertRelatedAfterCurrent. pref("browser.tabs.insertAfterCurrent", false); // When |insertRelatedAfterCurrent| is true opening a link from a pinned tab // results in the tabbar scrolling back to the beginning. Setting // |insertAfterCurrentExceptPinned| to true will add tabs at the end of the // tabbar. pref("browser.tabs.insertAfterCurrentExceptPinned", false); pref("browser.tabs.warnOnClose", false); pref("browser.tabs.warnOnCloseOtherTabs", true); pref("browser.tabs.warnOnOpen", true); pref("browser.tabs.maxOpenBeforeWarn", 15); pref("browser.tabs.loadDivertedInBackground", false); pref("browser.tabs.loadBookmarksInBackground", false); pref("browser.tabs.loadBookmarksInTabs", false); pref("browser.tabs.tabClipWidth", 140); pref("browser.tabs.tabMinWidth", 76); // Users running in any of the following language codes will have the // secondary text on tabs hidden due to size constraints and readability // of the text at small font sizes. pref("browser.tabs.secondaryTextUnsupportedLocales", "ar,bn,bo,ckb,fa,gu,he,hi,ja,km,kn,ko,lo,mr,my,ne,pa,si,ta,te,th,ur,zh"); // When tabs opened by links in other tabs via a combination of // browser.link.open_newwindow being set to 3 and target="_blank" etc are // closed: // true return to the tab that opened this tab (its owner) // false return to the adjacent tab (old default) pref("browser.tabs.selectOwnerOnClose", true); // This should match Chromium's audio indicator delay. pref("browser.tabs.delayHidingAudioPlayingIconMS", 3000); // Pref to control whether we use a separate privileged content process // for about: pages. This pref name did not age well: we will have multiple // types of privileged content processes, each with different privileges. // types of privleged content processes, each with different privleges. pref("browser.tabs.remote.separatePrivilegedContentProcess", true); #if defined(NIGHTLY_BUILD) && !defined(MOZ_ASAN) // This pref will cause assertions when a remoteType triggers a process switch // to a new remoteType it should not be able to trigger. pref("browser.tabs.remote.enforceRemoteTypeRestrictions", true); #endif // Pref to control whether we use a separate privileged content process // for certain mozilla webpages (which are listed in the pref // browser.tabs.remote.separatedMozillaDomains). pref("browser.tabs.remote.separatePrivilegedMozillaWebContentProcess", true); #ifdef NIGHTLY_BUILD pref("browser.tabs.tooltipsShowPidAndActiveness", true); #else pref("browser.tabs.tooltipsShowPidAndActiveness", false); #endif pref("browser.tabs.hoverPreview.enabled", true); pref("browser.tabs.hoverPreview.showThumbnails", true); pref("browser.tabs.groups.enabled", true); #ifdef NIGHTLY_BUILD pref("browser.tabs.groups.smart.enabled", true); #else pref("browser.tabs.groups.smart.enabled", false); #endif // KMEANS_WITH_ANCHOR or NEAREST_NEIGHBOR or LOGISTIC_REGRESSION pref("browser.tabs.groups.smart.suggestOtherTabsMethod", "NEAREST_NEIGHBOR"); pref("browser.tabs.groups.smart.topicModelRevision", "latest"); pref("browser.tabs.groups.smart.embeddingModelRevision", "latest"); // value should be <= 1000 to be correctly converted (275 -> 0.275) pref("browser.tabs.groups.smart.nearestNeighborThresholdInt", 275); pref("browser.tabs.groups.smart.optin", false); pref("browser.tabs.dragDrop.createGroup.delayMS", 240); pref("browser.tabs.dragDrop.expandGroup.delayMS", 350); pref("browser.tabs.dragDrop.selectTab.delayMS", 350); pref("browser.tabs.dragDrop.moveOverThresholdPercent", 80); pref("browser.tabs.firefox-view.logLevel", "Warn"); pref("browser.tabs.groups.smart.userEnabled", true); // allow_eval_* is enabled on Firefox Desktop only at this // point in time pref("security.allow_eval_with_system_principal", false); pref("security.allow_eval_in_parent_process", false); pref("security.allow_parent_unrestricted_js_loads", false); // Unload tabs when available memory is running low #if defined(XP_MACOSX) || defined(XP_WIN) pref("browser.tabs.unloadOnLowMemory", true); #else pref("browser.tabs.unloadOnLowMemory", false); #endif // Tab Unloader does not unload tabs whose last inactive period is longer than // this value (in milliseconds). pref("browser.tabs.min_inactive_duration_before_unload", 600000); // Does middleclick paste of clipboard to new tab button #ifdef UNIX_BUT_NOT_MAC pref("browser.tabs.searchclipboardfor.middleclick", true); #else pref("browser.tabs.searchclipboardfor.middleclick", false); #endif #if defined(XP_MACOSX) // During low memory periods, poll with this frequency (milliseconds) // until memory is no longer low. Changes to the pref take effect immediately. // Browser restart not required. Chosen to be consistent with the windows // implementation, but otherwise the 10s value is arbitrary. pref("browser.lowMemoryPollingIntervalMS", 10000); // Pref to control the reponse taken on macOS when the OS is under memory // pressure. Changes to the pref take effect immediately. Browser restart not // required. The pref value is a bitmask: // 0x0: No response (other than recording for telemetry, crash reporting) // 0x1: Use the tab unloading feature to reduce memory use. Requires that // the above "browser.tabs.unloadOnLowMemory" pref be set to true for tab // unloading to occur. // 0x2: Issue the internal "memory-pressure" notification to reduce memory use // 0x3: Both 0x1 and 0x2. #if defined(NIGHTLY_BUILD) pref("browser.lowMemoryResponseMask", 3); #else pref("browser.lowMemoryResponseMask", 0); #endif // Controls which macOS memory-pressure level triggers the browser low memory // response. Changes to the pref take effect immediately. Browser restart not // required. By default, use the "critical" level as that occurs after "warn" // and we only want to trigger the low memory reponse when necessary. // The macOS system memory-pressure level is either none, "warn", or // "critical". The OS notifies the browser when the level changes. A false // value for the pref indicates the low memory response should occur when // reaching the "critical" level. A true value indicates the response should // occur when reaching the "warn" level. pref("browser.lowMemoryResponseOnWarn", false); #endif pref("browser.ctrlTab.sortByRecentlyUsed", false); // By default, do not export HTML at shutdown. // If true, at shutdown the bookmarks in your menu and toolbar will // be exported as HTML to the bookmarks.html file. pref("browser.bookmarks.autoExportHTML", false); // The maximum number of daily bookmark backups to // keep in {PROFILEDIR}/bookmarkbackups. Special values: // -1: unlimited // 0: no backups created (and deletes all existing backups) pref("browser.bookmarks.max_backups", 15); // Whether menu should close after Ctrl-click, middle-click, etc. pref("browser.bookmarks.openInTabClosesMenu", true); // Where new bookmarks go by default. // Use PlacesUIUtils.defaultParentGuid to read this; do NOT read the pref // directly. // The value is one of: // - a bookmarks guid // - "toolbar", "menu" or "unfiled" for those folders. // If we use the pref but the value isn't any of these, we'll fall back to // the bookmarks toolbar as a default. pref("browser.bookmarks.defaultLocation", "toolbar"); pref("browser.tabs.allow_transparent_browser", false); // Scripts & Windows prefs pref("dom.disable_open_during_load", true); // allow JS to move and resize existing windows pref("dom.disable_window_move_resize", false); // prevent JS from monkeying with window focus, etc pref("dom.disable_window_flip", true); pref("privacy.popups.showBrowserMessage", true); pref("privacy.clearOnShutdown.history", true); pref("privacy.clearOnShutdown.formdata", true); pref("privacy.clearOnShutdown.downloads", true); pref("privacy.clearOnShutdown.cookies", true); pref("privacy.clearOnShutdown.cache", true); pref("privacy.clearOnShutdown.sessions", true); pref("privacy.clearOnShutdown.offlineApps", false); pref("privacy.clearOnShutdown.siteSettings", false); pref("privacy.clearOnShutdown.openWindows", false); // Clear on shutdown prefs used in the new dialog // We can't remove the old pref yet since we need to use it to migrate the old // pref values to the new pref values. pref("privacy.clearOnShutdown_v2.historyFormDataAndDownloads", true); pref("privacy.clearOnShutdown_v2.browsingHistoryAndDownloads", true); pref("privacy.clearOnShutdown_v2.cookiesAndStorage", true); pref("privacy.clearOnShutdown_v2.cache", true); pref("privacy.clearOnShutdown_v2.siteSettings", false); pref("privacy.clearOnShutdown_v2.formdata", false); pref("privacy.cpd.history", true); pref("privacy.cpd.formdata", true); pref("privacy.cpd.passwords", false); pref("privacy.cpd.downloads", true); pref("privacy.cpd.cookies", true); pref("privacy.cpd.cache", true); pref("privacy.cpd.sessions", true); pref("privacy.cpd.offlineApps", false); pref("privacy.cpd.siteSettings", false); pref("privacy.cpd.openWindows", false); // clearHistory and clearSiteData pref branches are used to // remember user pref options based on the two different entry points pref("privacy.clearHistory.historyFormDataAndDownloads", true); pref("privacy.clearHistory.browsingHistoryAndDownloads", true); pref("privacy.clearHistory.cookiesAndStorage", true); pref("privacy.clearHistory.cache", true); pref("privacy.clearHistory.siteSettings", false); pref("privacy.clearHistory.formdata", false); pref("privacy.clearSiteData.historyFormDataAndDownloads", false); pref("privacy.clearSiteData.browsingHistoryAndDownloads", false); pref("privacy.clearSiteData.cookiesAndStorage", true); pref("privacy.clearSiteData.cache", true); pref("privacy.clearSiteData.siteSettings", false); pref("privacy.clearSiteData.formdata", false); pref("privacy.history.custom", false); // What default should we use for the time span in the sanitizer: // 0 - Clear everything // 1 - Last Hour // 2 - Last 2 Hours // 3 - Last 4 Hours // 4 - Today // 5 - Last 5 minutes // 6 - Last 24 hours pref("privacy.sanitize.timeSpan", 1); pref("privacy.sanitize.useOldClearHistoryDialog", false); pref("privacy.sanitize.clearOnShutdown.hasMigratedToNewPrefs2", false); pref("privacy.sanitize.clearOnShutdown.hasMigratedToNewPrefs3", false); // flags to track migration of clear history dialog prefs, where cpd stands for // clear private data pref("privacy.sanitize.cpd.hasMigratedToNewPrefs2", false); pref("privacy.sanitize.cpd.hasMigratedToNewPrefs3", false); pref("privacy.panicButton.enabled", true); // Time until temporary permissions expire, in ms pref("privacy.temporary_permission_expire_time_ms", 3600000); // Enables protection mechanism against password spoofing for cross domain auth requests // See bug 791594 pref("privacy.authPromptSpoofingProtection", true); // Enable GPC if the user turns it on in about:preferences pref("privacy.globalprivacycontrol.functionality.enabled", true); // Enable GPC in private browsing mode pref("privacy.globalprivacycontrol.pbmode.enabled", true); pref("network.proxy.share_proxy_settings", false); // use the same proxy settings for all protocols // simple gestures support pref("browser.gesture.swipe.left", "Browser:BackOrBackDuplicate"); pref("browser.gesture.swipe.right", "Browser:ForwardOrForwardDuplicate"); pref("browser.gesture.swipe.up", "cmd_scrollTop"); pref("browser.gesture.swipe.down", "cmd_scrollBottom"); pref("browser.gesture.pinch.latched", false); pref("browser.gesture.pinch.threshold", 25); #if defined(XP_WIN) || defined(MOZ_WIDGET_GTK) // Enabled for touch input display zoom. pref("browser.gesture.pinch.out", "cmd_fullZoomEnlarge"); pref("browser.gesture.pinch.in", "cmd_fullZoomReduce"); pref("browser.gesture.pinch.out.shift", "cmd_fullZoomReset"); pref("browser.gesture.pinch.in.shift", "cmd_fullZoomReset"); #else // Disabled by default due to issues with track pad input. pref("browser.gesture.pinch.out", ""); pref("browser.gesture.pinch.in", ""); pref("browser.gesture.pinch.out.shift", ""); pref("browser.gesture.pinch.in.shift", ""); #endif pref("browser.gesture.twist.latched", false); pref("browser.gesture.twist.threshold", 0); pref("browser.gesture.twist.right", "cmd_gestureRotateRight"); pref("browser.gesture.twist.left", "cmd_gestureRotateLeft"); pref("browser.gesture.twist.end", "cmd_gestureRotateEnd"); #if defined(XP_WIN) || defined(MOZ_WIDGET_GTK) pref("browser.gesture.tap", "cmd_fullZoomReset"); #else pref("browser.gesture.tap", ""); #endif pref("browser.history_swipe_animation.disabled", false); // 0: Nothing happens // 1: Scrolling contents // 2: Go back or go forward, in your history // 3: Zoom in or out (reflowing zoom). // 4: Treat vertical wheel as horizontal scroll // 5: Zoom in or out (pinch zoom). #ifdef XP_MACOSX // On macOS, if the wheel has one axis only, shift+wheel comes through as a // horizontal scroll event. Thus, we can't assign anything other than normal // scrolling to shift+wheel. pref("mousewheel.with_shift.action", 1); pref("mousewheel.with_alt.action", 2); pref("mousewheel.with_control.action", 1); #else // On the other platforms (non-macOS), user may use legacy mouse which // supports only vertical wheel but want to scroll horizontally. For such // users, we should provide horizontal scroll with shift+wheel (same as // Chrome). However, shift+wheel was used for navigating history. For users // who want to keep using this feature, let's enable it with alt+wheel. This // is better for consistency with macOS users. pref("mousewheel.with_shift.action", 4); pref("mousewheel.with_alt.action", 2); #endif pref("mousewheel.with_meta.action", 1); pref("browser.xul.error_pages.expert_bad_cert", false); pref("browser.xul.error_pages.show_safe_browsing_details_on_load", false); // Enable captive portal detection. pref("network.captive-portal-service.enabled", true); // If true, network link events will change the value of navigator.onLine pref("network.manage-offline-status", true); // We want to make sure mail URLs are handled externally... pref("network.protocol-handler.external.mailto", true); // for mail // ...without warning dialogs pref("network.protocol-handler.warn-external.mailto", false); // By default, all protocol handlers are exposed. This means that // the browser will respond to openURL commands for all URL types. // It will also try to open link clicks inside the browser before // failing over to the system handlers. pref("network.protocol-handler.expose-all", true); pref("network.protocol-handler.expose.mailto", false); pref("network.protocol-handler.expose.news", false); pref("network.protocol-handler.expose.snews", false); pref("network.protocol-handler.expose.nntp", false); pref("accessibility.typeaheadfind", false); pref("accessibility.typeaheadfind.timeout", 5000); pref("accessibility.typeaheadfind.linksonly", false); pref("accessibility.typeaheadfind.flashBar", 1); // Whether we can show the "Firefox Labs" section. pref("browser.preferences.experimental", true); // Whether we had to hide the "Firefox Labs" section because it would be empty. pref("browser.preferences.experimental.hidden", false); // Whether we show the "More from Mozilla" section. pref("browser.preferences.moreFromMozilla", true); // Used by settings to track whether the user customized advanced // performance settings. Not used directly elsewhere. // If set to false, we show advanced performance settings. // If reset to true **by checking the box in the settings page**, // we will revert those to the default settings. pref("browser.preferences.defaultPerformanceSettings.enabled", true); pref("browser.proton.toolbar.version", 0); // Backspace and Shift+Backspace behavior // 0 goes Back/Forward // 1 act like PgUp/PgDown // 2 and other values, nothing pref("browser.backspace_action", 2); pref("intl.regional_prefs.use_os_locales", false); pref("browser.send_pings", false); pref("browser.geolocation.warning.infoURL", "https://www.mozilla.org/%LOCALE%/firefox/geolocation/"); pref("browser.xr.warning.infoURL", "https://www.mozilla.org/%LOCALE%/firefox/xr/"); pref("browser.sessionstore.resume_from_crash", true); pref("browser.sessionstore.resume_session_once", false); pref("browser.sessionstore.resuming_after_os_restart", false); // Toggle for the behavior to include closed tabs from all windows in // recently-closed tab lists & counts, and re-open tabs into the current window pref("browser.sessionstore.closedTabsFromAllWindows", true); pref("browser.sessionstore.closedTabsFromClosedWindows", true); // Minimal interval between two save operations in milliseconds (while the user is idle). pref("browser.sessionstore.interval.idle", 3600000); // 1h // Time (seconds) before we assume that the user is idle and that we don't need to // collect/save the session quite as often. pref("browser.sessionstore.idleDelay", 180); // 3 minutes // Fine-grained default logging levels for each log appender pref("browser.sessionstore.log.appender.console", "Fatal"); pref("browser.sessionstore.log.appender.dump", "Error"); pref("browser.sessionstore.log.appender.file.level", "Trace"); pref("browser.sessionstore.log.appender.file.logOnError", true); // The default log level for all Session restore logs. pref("browser.sessionstore.loglevel", "Warn"); #ifdef EARLY_BETA_OR_EARLIER pref("browser.sessionstore.loglevel", "Debug"); pref("browser.sessionstore.log.appender.file.logOnSuccess", true); #else pref("browser.sessionstore.log.appender.file.logOnSuccess", false); #endif // How old can a log file be before it gets deleted? pref("browser.sessionstore.log.appender.file.maxErrorAge", 864000); // 10 days // on which sites to save text data, POSTDATA and cookies // 0 = everywhere, 1 = unencrypted sites, 2 = nowhere pref("browser.sessionstore.privacy_level", 0); // how many tabs can be reopened (per window) pref("browser.sessionstore.max_tabs_undo", 25); // how many windows will be saved and can be reopened per session - on non-macOS platforms this // pref may be ignored when dealing with pop-up windows to ensure the user actually gets // at least one window with a menu bar. pref("browser.sessionstore.max_windows_undo", 5); // number of crashes that can occur before the about:sessionrestore page is displayed // (this pref has no effect if more than 6 hours have passed since the last crash) pref("browser.sessionstore.max_resumed_crashes", 1); // number of back button session history entries to restore (-1 = all of them) pref("browser.sessionstore.max_serialize_back", 10); // number of forward button session history entries to restore (-1 = all of them) pref("browser.sessionstore.max_serialize_forward", -1); // restore_on_demand overrides MAX_CONCURRENT_TAB_RESTORES (sessionstore constant) // and restore_hidden_tabs. When true, tabs will not be restored until they are // focused (also applies to tabs that aren't visible). When false, the values // for MAX_CONCURRENT_TAB_RESTORES and restore_hidden_tabs are respected. // Selected tabs are always restored regardless of this pref. pref("browser.sessionstore.restore_on_demand", true); // Whether to automatically restore hidden tabs (i.e., tabs in other tab groups) or not pref("browser.sessionstore.restore_hidden_tabs", false); // If restore_on_demand is set, pinned tabs are restored on startup by default. // When set to true, this pref overrides that behavior, and pinned tabs will only // be restored when they are focused. pref("browser.sessionstore.restore_pinned_tabs_on_demand", false); // The version at which we performed the latest upgrade backup pref("browser.sessionstore.upgradeBackup.latestBuildID", ""); // How many upgrade backups should be kept pref("browser.sessionstore.upgradeBackup.maxUpgradeBackups", 3); // Toggle some debug behavior; end-users should not run sessionstore in debug mode pref("browser.sessionstore.debug", false); // Forget closed windows/tabs after two weeks pref("browser.sessionstore.cleanup.forget_closed_after", 1209600000); // temporary pref that will be removed in a future release, see bug 1836952 pref("browser.sessionstore.persist_closed_tabs_between_sessions", true); // Don't quit the browser when Ctrl + Q is pressed. pref("browser.quitShortcut.disabled", false); // allow META refresh by default pref("accessibility.blockautorefresh", false); // Whether history is enabled or not. pref("places.history.enabled", true); // The default Places log level. pref("places.loglevel", "Error"); // Whether or not diacritics must match in history text searches. pref("places.search.matchDiacritics", false); // the (maximum) number of the recent visits to sample // when calculating frecency pref("places.frecency.numVisits", 10); // buckets (in days) for frecency calculation pref("places.frecency.firstBucketCutoff", 4); pref("places.frecency.secondBucketCutoff", 14); pref("places.frecency.thirdBucketCutoff", 31); pref("places.frecency.fourthBucketCutoff", 90); // weights for buckets for frecency calculations pref("places.frecency.firstBucketWeight", 100); pref("places.frecency.secondBucketWeight", 70); pref("places.frecency.thirdBucketWeight", 50); pref("places.frecency.fourthBucketWeight", 30); pref("places.frecency.defaultBucketWeight", 10); // bonus (in percent) for visit transition types for frecency calculations pref("places.frecency.embedVisitBonus", 0); pref("places.frecency.framedLinkVisitBonus", 0); pref("places.frecency.linkVisitBonus", 100); pref("places.frecency.typedVisitBonus", 2000); // The bookmarks bonus is always added on top of any other bonus, including // the redirect source and the typed ones. pref("places.frecency.bookmarkVisitBonus", 75); // The redirect source bonus overwrites any transition bonus. // 0 would hide these pages, instead we want them low ranked. Thus we use // linkVisitBonus - bookmarkVisitBonus, so that a bookmarked source is in par // with a common link. pref("places.frecency.redirectSourceVisitBonus", 25); pref("places.frecency.downloadVisitBonus", 0); // The perm/temp redirects here relate to redirect targets, not sources. pref("places.frecency.permRedirectVisitBonus", 50); pref("places.frecency.tempRedirectVisitBonus", 40); pref("places.frecency.reloadVisitBonus", 0); pref("places.frecency.defaultVisitBonus", 0); // bonus (in percent) for place types for frecency calculations pref("places.frecency.unvisitedBookmarkBonus", 140); pref("places.frecency.unvisitedTypedBonus", 200); // Enables alternative frecency calculation for origins. pref("places.frecency.origins.alternative.featureGate", false); // Whether to warm up network connections for places: menus and places: toolbar. pref("browser.places.speculativeConnect.enabled", true); // if true, use full page zoom instead of text zoom pref("browser.zoom.full", true); // Whether or not to update background tabs to the current zoom level. pref("browser.zoom.updateBackgroundTabs", true); // The breakpad report server to link to in about:crashes pref("breakpad.reportURL", "https://crash-stats.mozilla.org/report/index/"); // URL for "Learn More" for DataCollection pref("toolkit.datacollection.infoURL", "https://www.mozilla.org/legal/privacy/firefox.html"); // base URL for web-based support pages pref("app.support.baseURL", "https://support.mozilla.org/1/firefox/%VERSION%/%OS%/%LOCALE%/"); // base url for web-based feedback pages pref("app.feedback.baseURL", "https://ideas.mozilla.org/"); pref("security.certerrors.permanentOverride", true); pref("security.certerrors.mitm.priming.enabled", true); pref("security.certerrors.mitm.priming.endpoint", "https://mitmdetection.services.mozilla.com/"); pref("security.certerrors.mitm.auto_enable_enterprise_roots", true); // Whether the bookmark panel should be shown when bookmarking a page. pref("browser.bookmarks.editDialog.showForNewBookmarks", true); // Don't try to alter this pref, it'll be reset the next time you use the // bookmarking dialog pref("browser.bookmarks.editDialog.firstEditField", "namePicker"); // The number of recently selected folders in the edit bookmarks dialog. pref("browser.bookmarks.editDialog.maxRecentFolders", 7); #if defined(XP_WIN) && defined(MOZ_SANDBOX) // This controls the strength of the Windows content process sandbox for // testing purposes. This will require a restart. // On windows these levels are: // See - security/sandbox/win/src/sandboxbroker/sandboxBroker.cpp // SetSecurityLevelForContentProcess() for what the different settings mean. pref("security.sandbox.content.level", 8); // Pref controlling if messages relevant to sandbox violations are logged. pref("security.sandbox.logging.enabled", false); #endif #if defined(XP_MACOSX) && defined(MOZ_SANDBOX) // This pref is discussed in bug 1083344, the naming is inspired from its // Windows counterpart, but on Mac it's an integer which means: // 0 -> "no sandbox" (nightly only) // 1 -> "preliminary content sandboxing enabled: write access to // home directory is prevented" // 2 -> "preliminary content sandboxing enabled with profile protection: // write access to home directory is prevented, read and write access // to ~/Library and profile directories are prevented (excluding // $PROFILE/{extensions,chrome})" // 3 -> "no global read/write access, read access permitted to // $PROFILE/{extensions,chrome}" // This setting is read when the content process is started. On Mac the // content process is killed when all windows are closed, so a change will // take effect when the 1st window is opened. pref("security.sandbox.content.level", 3); // Disconnect content processes from the window server. Depends on // out-of-process WebGL and non-native theming. i.e., both in-process WebGL // and native theming depend on content processes having a connection to the // window server. Window server disconnection is automatically disabled (and // this pref overridden) if OOP WebGL is disabled. OOP WebGL is disabled // for some tests. pref("security.sandbox.content.mac.disconnect-windowserver", true); // Pref controlling if messages relevant to sandbox violations are logged. pref("security.sandbox.logging.enabled", false); #endif #if defined(XP_LINUX) && defined(MOZ_SANDBOX) // This pref is introduced as part of bug 742434, the naming is inspired from // its Windows/Mac counterpart, but on Linux it's an integer which means: // 0 -> "no sandbox" // 1 -> no longer used; level will be clamped to 2 // 2 -> "seccomp-bpf + write file broker" // 3 -> "seccomp-bpf + read/write file brokering" // 4 -> all of the above + network/socket restrictions + chroot // 5 -> blocks access to GL / DRI / display servers // (formerly the separate pref `security.sandbox.content.headless`) // (side effect: sets MOZ_HEADLESS for content processes) // 6 -> default-deny for ioctl // // The purpose of this setting is to allow Linux users or distros to disable // the sandbox while we fix their problems, or to allow running Firefox with // exotic configurations we can't reasonably support out of the box. // pref("security.sandbox.content.level", 6); pref("security.sandbox.content.write_path_whitelist", ""); pref("security.sandbox.content.read_path_whitelist", ""); pref("security.sandbox.content.syscall_whitelist", ""); // Introduced as part of bug 1608558. Linux is currently the only platform // that uses a sandbox level for the socket process. The following levels // are currently defined: // 0 -> "no sandbox" // 1 -> "sandboxed, allows socket operations and reading necessary certs" // 2 -> default-deny for ioctl pref("security.sandbox.socket.process.level", 2); #endif #if defined(XP_OPENBSD) && defined(MOZ_SANDBOX) pref("security.sandbox.content.level", 1); #endif #ifdef XP_WIN pref("browser.taskbar.previews.enable", false); pref("browser.taskbar.previews.max", 20); pref("browser.taskbar.previews.cachetime", 5); pref("browser.taskbar.lists.enabled", true); pref("browser.taskbar.lists.frequent.enabled", true); pref("browser.taskbar.lists.recent.enabled", false); pref("browser.taskbar.lists.maxListItemCount", 7); pref("browser.taskbar.lists.tasks.enabled", true); pref("browser.taskbar.lists.refreshInSeconds", 120); pref("browser.startMenu.msixPinnedWhenLastChecked", false); #endif // Preferences to be synced by default. // Preferences with the prefix `services.sync.prefs.sync-seen.` should have // a value of `false`, and means the value of the pref will be synced as soon // as a value for the pref is "seen", even if it is the default, and should be // used for prefs we sync but which have different values on different channels, // platforms or distributions. pref("services.sync.prefs.sync.accessibility.blockautorefresh", true); pref("services.sync.prefs.sync.accessibility.browsewithcaret", true); pref("services.sync.prefs.sync.accessibility.typeaheadfind", true); pref("services.sync.prefs.sync.accessibility.typeaheadfind.linksonly", true); pref("services.sync.prefs.sync.addons.ignoreUserEnabledChanges", true); pref("services.sync.prefs.sync.app.shield.optoutstudies.enabled", true); // The addons prefs related to repository verification are intentionally // not synced for security reasons. If a system is compromised, a user // could weaken the pref locally, install an add-on from an untrusted // source, and this would propagate automatically to other, // uncompromised Sync-connected devices. pref("services.sync.prefs.sync.browser.contentblocking.category", true); pref("services.sync.prefs.sync.browser.contentblocking.features.strict", true); pref("services.sync.prefs.sync.browser.crashReports.unsubmittedCheck.autoSubmit2", true); pref("services.sync.prefs.sync.browser.ctrlTab.sortByRecentlyUsed", true); pref("services.sync.prefs.sync.browser.discovery.enabled", true); pref("services.sync.prefs.sync.browser.download.useDownloadDir", true); pref("services.sync.prefs.sync.browser.firefox-view.feature-tour", true); pref("services.sync.prefs.sync.browser.formfill.enable", true); pref("services.sync.prefs.sync.browser.link.open_newwindow", true); pref("services.sync.prefs.sync.browser.menu.showViewImageInfo", true); pref("services.sync.prefs.sync.browser.newtabpage.activity-stream.asrouter.userprefs.cfr.addons", true); pref("services.sync.prefs.sync.browser.newtabpage.activity-stream.asrouter.userprefs.cfr.features", true); pref("services.sync.prefs.sync.browser.newtabpage.activity-stream.showSearch", true); pref("services.sync.prefs.sync.browser.newtabpage.activity-stream.showSponsored", true); pref("services.sync.prefs.sync.browser.newtabpage.activity-stream.showSponsoredTopSites", true); pref("services.sync.prefs.sync.browser.newtabpage.activity-stream.feeds.topsites", true); pref("services.sync.prefs.sync.browser.newtabpage.activity-stream.topSitesRows", true); pref("services.sync.prefs.sync.browser.newtabpage.activity-stream.feeds.section.topstories", true); pref("services.sync.prefs.sync.browser.newtabpage.activity-stream.section.topstories.rows", true); pref("services.sync.prefs.sync.browser.newtabpage.activity-stream.feeds.section.highlights", true); // Some linux distributions disable all highlights by default. pref("services.sync.prefs.sync-seen.browser.newtabpage.activity-stream.section.highlights", false); pref("services.sync.prefs.sync.browser.newtabpage.activity-stream.section.highlights.includeVisited", true); pref("services.sync.prefs.sync.browser.newtabpage.activity-stream.section.highlights.includeBookmarks", true); pref("services.sync.prefs.sync.browser.newtabpage.activity-stream.section.highlights.includeDownloads", true); pref("services.sync.prefs.sync.browser.newtabpage.activity-stream.section.highlights.includePocket", true); // Some linux distributions disable just pocket by default. pref("services.sync.prefs.sync-seen.browser.newtabpage.activity-stream.section.highlights.includePocket", false); pref("services.sync.prefs.sync.browser.newtabpage.activity-stream.section.highlights.rows", true); pref("services.sync.prefs.sync.browser.newtabpage.enabled", true); pref("services.sync.prefs.sync.browser.newtabpage.pinned", true); pref("services.sync.prefs.sync.browser.pdfjs.feature-tour", true); pref("services.sync.prefs.sync.browser.safebrowsing.downloads.enabled", true); pref("services.sync.prefs.sync.browser.safebrowsing.downloads.remote.block_potentially_unwanted", true); pref("services.sync.prefs.sync.browser.safebrowsing.malware.enabled", true); pref("services.sync.prefs.sync.browser.safebrowsing.phishing.enabled", true); pref("services.sync.prefs.sync.browser.search.update", true); pref("services.sync.prefs.sync.browser.startup.homepage", true); pref("services.sync.prefs.sync.browser.startup.page", true); pref("services.sync.prefs.sync.browser.startup.upgradeDialog.enabled", true); pref("services.sync.prefs.sync.browser.tabs.loadInBackground", true); pref("services.sync.prefs.sync.browser.tabs.warnOnClose", true); pref("services.sync.prefs.sync.browser.tabs.warnOnOpen", true); pref("services.sync.prefs.sync.browser.taskbar.previews.enable", true); pref("services.sync.prefs.sync.browser.urlbar.maxRichResults", true); pref("services.sync.prefs.sync.browser.urlbar.showSearchSuggestionsFirst", true); pref("services.sync.prefs.sync.browser.urlbar.suggest.bookmark", true); pref("services.sync.prefs.sync.browser.urlbar.suggest.history", true); pref("services.sync.prefs.sync.browser.urlbar.suggest.openpage", true); pref("services.sync.prefs.sync.browser.urlbar.suggest.searches", true); pref("services.sync.prefs.sync.browser.urlbar.suggest.topsites", true); pref("services.sync.prefs.sync.browser.urlbar.suggest.engines", true); pref("services.sync.prefs.sync.dom.disable_open_during_load", true); pref("services.sync.prefs.sync.dom.disable_window_flip", true); pref("services.sync.prefs.sync.dom.disable_window_move_resize", true); pref("services.sync.prefs.sync.dom.event.contextmenu.enabled", true); pref("services.sync.prefs.sync.dom.security.https_only_mode", true); pref("services.sync.prefs.sync.dom.security.https_only_mode_ever_enabled", true); pref("services.sync.prefs.sync.dom.security.https_only_mode_ever_enabled_pbm", true); pref("services.sync.prefs.sync.dom.security.https_only_mode_pbm", true); pref("services.sync.prefs.sync.extensions.update.enabled", true); pref("services.sync.prefs.sync.extensions.activeThemeID", true); pref("services.sync.prefs.sync.general.autoScroll", true); // general.autoScroll has a different default on Linux vs elsewhere. pref("services.sync.prefs.sync-seen.general.autoScroll", false); // general.smoothScroll is not synced, bug 1851024 pref("services.sync.prefs.sync.intl.accept_languages", true); pref("services.sync.prefs.sync.intl.regional_prefs.use_os_locales", true); pref("services.sync.prefs.sync.layout.spellcheckDefault", true); pref("services.sync.prefs.sync.media.autoplay.default", true); pref("services.sync.prefs.sync.media.eme.enabled", true); // Some linux distributions disable eme by default. pref("services.sync.prefs.sync-seen.media.eme.enabled", false); pref("services.sync.prefs.sync.media.videocontrols.picture-in-picture.video-toggle.enabled", true); pref("services.sync.prefs.sync.network.cookie.cookieBehavior", true); pref("services.sync.prefs.sync.permissions.default.image", true); pref("services.sync.prefs.sync.pref.downloads.disable_button.edit_actions", true); pref("services.sync.prefs.sync.pref.privacy.disable_button.cookie_exceptions", true); pref("services.sync.prefs.sync.privacy.clearOnShutdown.cache", true); pref("services.sync.prefs.sync.privacy.clearOnShutdown_v2.cache", true); pref("services.sync.prefs.sync.privacy.clearOnShutdown.cookies", true); pref("services.sync.prefs.sync.privacy.clearOnShutdown_v2.cookiesAndStorage", true); pref("services.sync.prefs.sync.privacy.clearOnShutdown.downloads", true); pref("services.sync.prefs.sync.privacy.clearOnShutdown_v2.downloads", true); pref("services.sync.prefs.sync.privacy.clearOnShutdown.formdata", true); pref("services.sync.prefs.sync.privacy.clearOnShutdown_v2.formdata", true); pref("services.sync.prefs.sync.privacy.clearOnShutdown.history", true); // We can't clear the old history pref until we're sure all clients have // migrated to the new pref. pref("services.sync.prefs.sync.privacy.clearOnShutdown_v2.historyFormDataAndDownloads", true); pref("services.sync.prefs.sync.privacy.clearOnShutdown_v2.browsingHistoryAndDownloads", true); pref("services.sync.prefs.sync.privacy.clearOnShutdown.offlineApps", true); pref("services.sync.prefs.sync.privacy.clearOnShutdown.sessions", true); pref("services.sync.prefs.sync.privacy.clearOnShutdown.siteSettings", true); pref("services.sync.prefs.sync.privacy.clearOnShutdown_v2.siteSettings", true); pref("services.sync.prefs.sync.privacy.donottrackheader.enabled", true); pref("services.sync.prefs.sync.privacy.globalprivacycontrol.enabled", true); pref("services.sync.prefs.sync.privacy.sanitize.sanitizeOnShutdown", true); pref("services.sync.prefs.sync.privacy.trackingprotection.enabled", true); pref("services.sync.prefs.sync.privacy.trackingprotection.cryptomining.enabled", true); pref("services.sync.prefs.sync.privacy.trackingprotection.fingerprinting.enabled", true); pref("services.sync.prefs.sync.privacy.trackingprotection.pbmode.enabled", true); // We do not sync `privacy.resistFingerprinting` by default as it's an undocumented, // not-recommended footgun - see bug 1763278 for more. pref("services.sync.prefs.sync.privacy.reduceTimerPrecision", true); pref("services.sync.prefs.sync.privacy.resistFingerprinting.reduceTimerPrecision.microseconds", true); pref("services.sync.prefs.sync.privacy.resistFingerprinting.reduceTimerPrecision.jitter", true); pref("services.sync.prefs.sync.privacy.userContext.enabled", true); pref("services.sync.prefs.sync.privacy.userContext.newTabContainerOnLeftClick.enabled", true); pref("services.sync.prefs.sync.security.default_personal_cert", true); pref("services.sync.prefs.sync.services.sync.syncedTabs.showRemoteIcons", true); pref("services.sync.prefs.sync.signon.autofillForms", true); pref("services.sync.prefs.sync.signon.generation.enabled", true); pref("services.sync.prefs.sync.signon.management.page.breach-alerts.enabled", true); pref("services.sync.prefs.sync.signon.rememberSignons", true); pref("services.sync.prefs.sync.spellchecker.dictionary", true); pref("services.sync.prefs.sync.ui.osk.enabled", true); // A preference which, if false, means sync will only apply incoming preference // changes if there's already a local services.sync.prefs.sync.* control pref. // If true, all incoming preferences will be applied and the local "control // pref" updated accordingly. pref("services.sync.prefs.dangerously_allow_arbitrary", false); // A preference that controls whether we should show the icon for a remote tab. // This pref has no UI but exists because some people may be concerned that // fetching these icons to show remote tabs may leak information about that // user's tabs and bookmarks. Note this pref is also synced. pref("services.sync.syncedTabs.showRemoteIcons", true); // A preference (in milliseconds) controlling if we sync after a tab change and // how long to delay before we schedule the sync // Anything <= 0 means disabled pref("services.sync.syncedTabs.syncDelayAfterTabChange", 5000); // Whether the character encoding menu is under the main Firefox button. This // preference is a string so that localizers can alter it. pref("browser.menu.showCharacterEncoding", "chrome://browser/locale/browser.properties"); // Whether prompts should be content modal (1) tab modal (2) or window modal(3) by default // This is a fallback value for when prompt callers do not specify a modalType. pref("prompts.defaultModalType", 3); // Whether to use the discrete Top Sites component. pref("browser.topsites.component.enabled", false); pref("browser.topsites.useRemoteSetting", true); // Fetch sponsored Top Sites from Mozilla Tiles Service (Contile) pref("browser.topsites.contile.enabled", true); pref("browser.topsites.contile.endpoint", "https://contile.services.mozilla.com/v1/tiles"); // Whether to enable the Share-of-Voice feature for Sponsored Topsites via Contile. pref("browser.topsites.contile.sov.enabled", true); // The base URL for the Quick Suggest anonymizing proxy. To make a request to // the proxy, include a campaign ID in the path. pref("browser.partnerlink.attributionURL", "https://topsites.services.mozilla.com/cid/"); pref("browser.partnerlink.campaign.topsites", "amzn_2020_a1"); // Activates preloading of the new tab url. pref("browser.newtab.preload", true); // Do not enable the preonboarding experience on Linux #ifdef XP_LINUX pref("browser.preonboarding.enabled", false); #endif // Show "Download Firefox for mobile" QR code modal on newtab pref("browser.newtabpage.activity-stream.mobileDownloadModal.enabled", false); pref("browser.newtabpage.activity-stream.mobileDownloadModal.variant-a", false); pref("browser.newtabpage.activity-stream.mobileDownloadModal.variant-b", false); pref("browser.newtabpage.activity-stream.mobileDownloadModal.variant-c", false); // Show refined card layout on newtab pref("browser.newtabpage.activity-stream.discoverystream.refinedCardsLayout.enabled", false); // Mozilla Ad Routing Service (MARS) unified ads service pref("browser.newtabpage.activity-stream.unifiedAds.tiles.enabled", true); pref("browser.newtabpage.activity-stream.unifiedAds.spocs.enabled", true); pref("browser.newtabpage.activity-stream.unifiedAds.endpoint", "https://ads.mozilla.org/"); pref("browser.newtabpage.activity-stream.unifiedAds.adsFeed.enabled", false); pref("browser.newtabpage.activity-stream.unifiedAds.adsFeed.tiles.enabled", false); pref("browser.newtabpage.activity-stream.unifiedAds.ohttp.enabled", false); // Weather widget for newtab pref("browser.newtabpage.activity-stream.showWeather", true); pref("browser.newtabpage.activity-stream.weather.query", ""); pref("browser.newtabpage.activity-stream.weather.display", "simple"); pref("browser.newtabpage.activity-stream.images.smart", true); // enable location search for newtab weather widget pref("browser.newtabpage.activity-stream.weather.locationSearchEnabled", true); // List of regions that get weather by default. pref("browser.newtabpage.activity-stream.discoverystream.region-weather-config", "US,CA"); // List of locales that weather widget supports. pref("browser.newtabpage.activity-stream.discoverystream.locale-weather-config", "en-US,en-GB,en-CA"); // Preference to enable wallpaper selection in the Customize Menu of new tab page pref("browser.newtabpage.activity-stream.newtabWallpapers.enabled", true); pref("browser.newtabpage.activity-stream.newtabWallpapers.customColor.enabled", true); pref("browser.newtabpage.activity-stream.newtabWallpapers.customWallpaper.enabled", true); // Utility preferences for custom wallpaper upload pref("browser.newtabpage.activity-stream.newtabWallpapers.customWallpaper.uuid", ""); pref("browser.newtabpage.activity-stream.newtabWallpapers.customWallpaper.fileSize", 0); pref("browser.newtabpage.activity-stream.newtabWallpapers.customWallpaper.fileSize.enabled", false); // Current new tab page background images. pref("browser.newtabpage.activity-stream.newtabWallpapers.wallpaper", ""); // Preference to show feature highlight about wallpaper on new tab page pref("browser.newtabpage.activity-stream.newtabWallpapers.highlightEnabled", false); pref("browser.newtabpage.activity-stream.newtabWallpapers.highlightDismissed", false); pref("browser.newtabpage.activity-stream.newtabWallpapers.highlightSeenCounter", 0); pref("browser.newtabpage.activity-stream.newtabWallpapers.highlightHeaderText", ""); pref("browser.newtabpage.activity-stream.newtabWallpapers.highlightContentText", ""); pref("browser.newtabpage.activity-stream.newtabWallpapers.highlightCtaText", ""); pref("browser.newtabpage.activity-stream.newNewtabExperience.colors", "#004CA4,#009E97,#7550C2,#B63B39,#C96A00,#CA9600,#CC527F"); // Default layout experimentation pref("browser.newtabpage.activity-stream.newtabLayouts.variant-a", false); pref("browser.newtabpage.activity-stream.newtabLayouts.variant-b", true); pref("browser.newtabpage.activity-stream.newtabShortcuts.refresh", true); // Activity Stream prefs that control to which page to redirect #ifndef RELEASE_OR_BETA pref("browser.newtabpage.activity-stream.debug", false); #endif // The remote FxA root content URL for the Activity Stream firstrun page. pref("browser.newtabpage.activity-stream.fxaccounts.endpoint", "https://accounts.firefox.com/"); // The pref that controls if the search shortcuts experiment is on pref("browser.newtabpage.activity-stream.improvesearch.topSiteSearchShortcuts", true); // ASRouter provider configuration pref("browser.newtabpage.activity-stream.asrouter.providers.message-groups", "{\"id\":\"message-groups\",\"enabled\":true,\"type\":\"remote-settings\",\"collection\":\"message-groups\",\"updateCycleInMs\":3600000}"); pref("browser.newtabpage.activity-stream.asrouter.providers.onboarding", "{\"id\":\"onboarding\",\"type\":\"local\",\"localProvider\":\"OnboardingMessageProvider\",\"enabled\":true,\"exclude\":[]}"); pref("browser.newtabpage.activity-stream.asrouter.providers.cfr", "{\"id\":\"cfr\",\"enabled\":true,\"type\":\"remote-settings\",\"collection\":\"cfr\",\"updateCycleInMs\":3600000}"); pref("browser.newtabpage.activity-stream.asrouter.providers.messaging-experiments", "{\"id\":\"messaging-experiments\",\"enabled\":true,\"type\":\"remote-experiments\",\"updateCycleInMs\":3600000}"); // ASRouter user prefs pref("browser.newtabpage.activity-stream.asrouter.userprefs.cfr.addons", true); pref("browser.newtabpage.activity-stream.asrouter.userprefs.cfr.features", true); pref("messaging-system.askForFeedback", true); // The pref that controls if ASRouter uses the remote fluent files. // It's enabled by default, but could be disabled to force ASRouter to use the local files. pref("browser.newtabpage.activity-stream.asrouter.useRemoteL10n", true); // These prefs control if Discovery Stream is enabled. pref("browser.newtabpage.activity-stream.discoverystream.enabled", true); pref("browser.newtabpage.activity-stream.discoverystream.hardcoded-basic-layout", false); pref("browser.newtabpage.activity-stream.discoverystream.hybridLayout.enabled", false); pref("browser.newtabpage.activity-stream.discoverystream.hideCardBackground.enabled", false); pref("browser.newtabpage.activity-stream.discoverystream.fourCardLayout.enabled", false); pref("browser.newtabpage.activity-stream.discoverystream.newFooterSection.enabled", false); pref("browser.newtabpage.activity-stream.discoverystream.saveToPocketCard.enabled", true); pref("browser.newtabpage.activity-stream.discoverystream.saveToPocketCardRegions", ""); pref("browser.newtabpage.activity-stream.discoverystream.hideDescriptions.enabled", false); pref("browser.newtabpage.activity-stream.discoverystream.hideDescriptionsRegions", ""); pref("browser.newtabpage.activity-stream.discoverystream.compactGrid.enabled", false); pref("browser.newtabpage.activity-stream.discoverystream.compactImages.enabled", false); pref("browser.newtabpage.activity-stream.discoverystream.imageGradient.enabled", false); pref("browser.newtabpage.activity-stream.discoverystream.titleLines", 3); pref("browser.newtabpage.activity-stream.discoverystream.descLines", 3); pref("browser.newtabpage.activity-stream.discoverystream.readTime.enabled", true); pref("browser.newtabpage.activity-stream.discoverystream.newSponsoredLabel.enabled", false); pref("browser.newtabpage.activity-stream.discoverystream.essentialReadsHeader.enabled", false); pref("browser.newtabpage.activity-stream.discoverystream.recentSaves.enabled", false); pref("browser.newtabpage.activity-stream.discoverystream.editorsPicksHeader.enabled", false); pref("browser.newtabpage.activity-stream.discoverystream.spoc-positions", "1,5,7,11,18,20"); // For both spoc and tiles, count corresponds to the matching placement. So the first placement in an array corresponds to the first count. pref("browser.newtabpage.activity-stream.discoverystream.placements.spocs", "newtab_spocs"); pref("browser.newtabpage.activity-stream.discoverystream.placements.spocs.counts", "6"); pref("browser.newtabpage.activity-stream.discoverystream.placements.contextualSpocs", "newtab_stories_1, newtab_stories_2, newtab_stories_3, newtab_stories_4, newtab_stories_5, newtab_stories_6"); pref("browser.newtabpage.activity-stream.discoverystream.placements.contextualSpocs.counts", "1, 1, 1, 1, 1, 1"); pref("browser.newtabpage.activity-stream.discoverystream.placements.tiles", "newtab_tile_1, newtab_tile_2, newtab_tile_3"); pref("browser.newtabpage.activity-stream.discoverystream.placements.tiles.counts", "1, 1, 1"); pref("browser.newtabpage.activity-stream.discoverystream.spoc-topsites-positions", "2"); // This is a 0-based index, for consistency with the other position CSVs, // but Contile positions are a 1-based index, so we end up adding 1 to these before using them. pref("browser.newtabpage.activity-stream.discoverystream.contile-topsites-positions", "0,1,2"); pref("browser.newtabpage.activity-stream.discoverystream.widget-positions", ""); pref("browser.newtabpage.activity-stream.discoverystream.spocs-endpoint", ""); pref("browser.newtabpage.activity-stream.discoverystream.spocs-endpoint-query", ""); pref("browser.newtabpage.activity-stream.discoverystream.sponsored-collections.enabled", false); // Changes the spoc content. pref("browser.newtabpage.activity-stream.discoverystream.spocAdTypes", ""); pref("browser.newtabpage.activity-stream.discoverystream.spocZoneIds", ""); pref("browser.newtabpage.activity-stream.discoverystream.spocTopsitesAdTypes", ""); pref("browser.newtabpage.activity-stream.discoverystream.spocTopsitesZoneIds", ""); pref("browser.newtabpage.activity-stream.discoverystream.spocTopsitesPlacement.enabled", true); pref("browser.newtabpage.activity-stream.discoverystream.spocSiteId", ""); pref("browser.newtabpage.activity-stream.discoverystream.ctaButtonSponsors", ""); pref("browser.newtabpage.activity-stream.discoverystream.ctaButtonVariant", ""); pref("browser.newtabpage.activity-stream.discoverystream.spocMessageVariant", ""); pref("browser.newtabpage.activity-stream.discoverystream.sendToPocket.enabled", true); // Pref enabling content reporting pref("browser.newtabpage.activity-stream.discoverystream.reportAds.enabled", false); // List of regions that do not get stories, regardless of locale-list-config. pref("browser.newtabpage.activity-stream.discoverystream.region-stories-block", ""); // List of locales that get stories, regardless of region-stories-config. #ifdef NIGHTLY_BUILD pref("browser.newtabpage.activity-stream.discoverystream.locale-list-config", "en-US,en-CA,en-GB"); #else pref("browser.newtabpage.activity-stream.discoverystream.locale-list-config", ""); #endif // List of regions that get stories by default. pref("browser.newtabpage.activity-stream.discoverystream.region-stories-config", "US,DE,CA,GB,IE,CH,AT,BE,IN,FR,IT,ES"); // List of regions that support the new recommendations BFF, also requires region-stories-config pref("browser.newtabpage.activity-stream.discoverystream.region-bff-config", "US,DE,CA,GB,IE,CH,AT,BE,IN,FR,IT,ES"); pref("browser.newtabpage.activity-stream.discoverystream.merino-provider.enabled", true); // List of regions that get topics selection by default. pref("browser.newtabpage.activity-stream.discoverystream.topicSelection.region-topics-config", ""); pref("browser.newtabpage.activity-stream.discoverystream.topicSelection.onboarding.enabled", false); // List of locales that get topics selection by default. pref("browser.newtabpage.activity-stream.discoverystream.topicLabels.region-topic-label-config", "US, CA"); pref("browser.newtabpage.activity-stream.discoverystream.topicSelection.locale-topics-config", "en-US, en-GB, en-CA"); pref("browser.newtabpage.activity-stream.discoverystream.topicLabels.locale-topic-label-config", "en-US, en-GB, en-CA"); // List of locales that get contextual content by default pref("browser.newtabpage.activity-stream.discoverystream.contextualContent.locale-content-config", "en-US,en-GB,en-CA,de"); // List of regions that get contextual content by default- TODO: update once development is closer to being finished pref("browser.newtabpage.activity-stream.discoverystream.contextualContent.region-content-config", ""); // List of locales that get section layout by default pref("browser.newtabpage.activity-stream.discoverystream.sections.locale-content-config", "en-US,en-CA"); // List of regions that get section layout by default pref("browser.newtabpage.activity-stream.discoverystream.sections.region-content-config", ""); pref("browser.newtabpage.activity-stream.discoverystream.sections.cards.enabled", true); // List of regions that use inferred personalization. pref("browser.newtabpage.activity-stream.discoverystream.sections.personalization.inferred.region-config", ""); // List of locales that use inferred personalization. pref("browser.newtabpage.activity-stream.discoverystream.sections.personalization.inferred.locale-config", "en-US,en-GB,en-CA"); pref("browser.newtabpage.activity-stream.discoverystream.sections.personalization.inferred.user.enabled", true); // Override inferred personalization model JSON string that typically comes from rec API. Or "TEST" for a test model. pref("browser.newtabpage.activity-stream.discoverystream.sections.personalization.inferred.model.override", ""); pref("browser.newtabpage.activity-stream.discoverystream.sections.interestPicker.enabled", false); pref("browser.newtabpage.activity-stream.discoverystream.sections.interestPicker.visibleSections", ""); // List of regions for contextual ads. pref("browser.newtabpage.activity-stream.discoverystream.sections.contextualAds.region-config", ""); // List of locales for contextual ads. pref("browser.newtabpage.activity-stream.discoverystream.sections.contextualAds.locale-config", "en-US,en-GB,en-CA"); pref("browser.newtabpage.activity-stream.discoverystream.merino-provider.endpoint", "merino.services.mozilla.com"); pref("browser.newtabpage.activity-stream.discoverystream.merino-provider.ohttp.enabled", false); pref("browser.newtabpage.activity-stream.discoverystream.ohttp.relayURL", "https://mozilla-ohttp.fastly-edge.com/"); pref("browser.newtabpage.activity-stream.discoverystream.ohttp.configURL", "https://prod.ohttp-gateway.prod.webservices.mozgcp.net/ohttp-configs"); // List of regions that get spocs by default. pref("browser.newtabpage.activity-stream.discoverystream.region-spocs-config", "US,CA,DE,GB,FR,IT,ES"); // List of regions that don't get the 7 row layout. pref("browser.newtabpage.activity-stream.discoverystream.region-basic-config", ""); // Add parameters to Pocket feed URL. pref("browser.newtabpage.activity-stream.discoverystream.pocket-feed-parameters", ""); pref("browser.newtabpage.activity-stream.discoverystream.merino-feed-experiment", false); // Allows Pocket story collections to be dismissed. pref("browser.newtabpage.activity-stream.discoverystream.isCollectionDismissible", true); pref("browser.newtabpage.activity-stream.discoverystream.personalization.enabled", true); // Configurable keys used by personalization. pref("browser.newtabpage.activity-stream.discoverystream.personalization.modelKeys", "nb_model_arts_and_entertainment, nb_model_autos_and_vehicles, nb_model_beauty_and_fitness, nb_model_blogging_resources_and_services, nb_model_books_and_literature, nb_model_business_and_industrial, nb_model_computers_and_electronics, nb_model_finance, nb_model_food_and_drink, nb_model_games, nb_model_health, nb_model_hobbies_and_leisure, nb_model_home_and_garden, nb_model_internet_and_telecom, nb_model_jobs_and_education, nb_model_law_and_government, nb_model_online_communities, nb_model_people_and_society, nb_model_pets_and_animals, nb_model_real_estate, nb_model_reference, nb_model_science, nb_model_shopping, nb_model_sports, nb_model_travel"); // System pref to allow Pocket stories personalization to be turned on/off. pref("browser.newtabpage.activity-stream.discoverystream.recs.personalized", false); // System pref to allow Pocket sponsored content personalization to be turned on/off. pref("browser.newtabpage.activity-stream.discoverystream.spocs.personalized", true); // Flip this once the user has dismissed the Pocket onboarding experience, pref("browser.newtabpage.activity-stream.discoverystream.onboardingExperience.dismissed", false); pref("browser.newtabpage.activity-stream.discoverystream.onboardingExperience.enabled", false); // List of locales that get thumbs up/down on recommended stories by default. pref("browser.newtabpage.activity-stream.discoverystream.thumbsUpDown.locale-thumbs-config", "en-US, en-GB, en-CA"); #ifdef NIGHTLY_BUILD pref("browser.newtabpage.activity-stream.telemetry.privatePing.enabled", true); #else pref("browser.newtabpage.activity-stream.telemetry.privatePing.enabled", false); #endif // Redacts content interaction ids from original New Tab ping once data processing migrated to the Newtab_content private ping pref("browser.newtabpage.activity-stream.telemetry.privatePing.redactNewtabPing.enabled", false); pref("browser.newtabpage.activity-stream.telemetry.privatePing.maxSubmissionDelayMs", 5000); // Include differentialy private inferred New Tab interests with New Tab content Ping. Only used when user has enabled personalization. pref("browser.newtabpage.activity-stream.telemetry.privatePing.inferredInterests.enabled", false); // surface ID sent from merino to the client from the curated-recommendations request pref("browser.newtabpage.activity-stream.telemetry.surfaceId", ""); // List of regions that get thumbs up/down on recommended stories by default. #ifdef EARLY_BETA_OR_EARLIER pref("browser.newtabpage.activity-stream.discoverystream.thumbsUpDown.region-thumbs-config", "US, CA"); #else pref("browser.newtabpage.activity-stream.discoverystream.thumbsUpDown.region-thumbs-config", "US"); #endif // Shows users compact layout of Home New Tab page. Also requires region-thumbs-config. pref("browser.newtabpage.activity-stream.discoverystream.thumbsUpDown.searchTopsitesCompact", true); // Displays publisher favicons on recommended stories of New Tab page pref("browser.newtabpage.activity-stream.discoverystream.publisherFavicon.enabled", false); // User pref to show stories on newtab (feeds.system.topstories has to be set to true as well) pref("browser.newtabpage.activity-stream.feeds.section.topstories", true); // The pref controls if search hand-off is enabled for Activity Stream. pref("browser.newtabpage.activity-stream.improvesearch.handoffToAwesomebar", true); pref("browser.newtabpage.activity-stream.logowordmark.alwaysVisible", true); // URLs from the user's history that contain this search param will be hidden // from the top sites. The value is a string with one of the following forms: // - "" (empty) - Disable this feature // - "key" - Search param named "key" with any or no value // - "key=" - Search param named "key" with no value // - "key=value" - Search param named "key" with value "value" pref("browser.newtabpage.activity-stream.hideTopSitesWithSearchParam", "mfadid=adm"); // Separate about welcome pref("browser.aboutwelcome.enabled", true); // Used to set multistage welcome UX pref("browser.aboutwelcome.screens", ""); // Experiment Manager // See Console.sys.mjs LOG_LEVELS for all possible values pref("messaging-system.log", "warn"); pref("messaging-system.rsexperimentloader.collection_id", "nimbus-desktop-experiments"); pref("nimbus.debug", false); pref("nimbus.validation.enabled", true); // Should Nimbus write to the shared ProfilesDatastoreService? Only used by tests. // TODO(bug 1967779): Require the ProfileDatastoreService by default and remove // this pref. pref("nimbus.profilesdatastoreservice.enabled", true); // Enable the targeting context telemetry by default, but allow it to be // disabled, e.g., for artifact builds. // See-also: https://bugzilla.mozilla.org/show_bug.cgi?id=1936317 // See-also: https://bugzilla.mozilla.org/show_bug.cgi?id=1936319 #if defined(MOZ_ARTIFACT_BUILDS) pref("nimbus.telemetry.targetingContextEnabled", false); #else pref("nimbus.telemetry.targetingContextEnabled", true); #endif // Nimbus QA prefs. Used to monitor pref-setting test experiments. pref("nimbus.qa.pref-1", "default"); pref("nimbus.qa.pref-2", "default"); // Startup Crash Tracking // number of startup crashes that can occur before starting into safe mode automatically // (this pref has no effect if more than 6 hours have passed since the last crash) pref("toolkit.startup.max_resumed_crashes", 3); // Whether to use RegisterApplicationRestart to restart the browser and resume // the session on next Windows startup #if defined(XP_WIN) pref("toolkit.winRegisterApplicationRestart", true); #endif // The values of preferredAction and alwaysAskBeforeHandling before pdf.js // became the default. pref("pdfjs.previousHandler.preferredAction", 0); pref("pdfjs.previousHandler.alwaysAskBeforeHandling", false); // Try to convert PDFs sent as octet-stream pref("pdfjs.handleOctetStream", true); // Is the sidebar positioned ahead of the content browser pref("sidebar.position_start", true); pref("sidebar.revamp", false); // Should the sidebar launcher default to visible or not with horizontal tabs pref("sidebar.revamp.defaultLauncherVisible", true); // This is nightly only for now, as we need to address bug 1933527 and bug 1934039. #ifdef NIGHTLY_BUILD pref("sidebar.revamp.round-content-area", true); #else pref("sidebar.revamp.round-content-area", false); #endif pref("sidebar.animation.enabled", true); pref("sidebar.animation.duration-ms", 200); pref("sidebar.animation.expand-on-hover.duration-ms", 400); // This pref is used to store user customized tools in the sidebar launcher and shouldn't be changed. // See https://firefox-source-docs.mozilla.org/browser/components/sidebar/docs/index.html for ways // you can introduce a new tool to the sidebar launcher. pref("sidebar.main.tools", ""); pref("sidebar.verticalTabs", false); pref("sidebar.visibility", "always-show"); // Sidebar UI state is stored per-window via session restore. Use this pref // as a backup to restore the sidebar UI state when a user has PPB mode on // or has history cleared on browser close. pref("sidebar.backupState", "{}"); pref("sidebar.expandOnHover", true); pref("sidebar.old-sidebar.has-used", false); pref("sidebar.new-sidebar.has-used", false); pref("browser.ml.chat.enabled", true); pref("browser.ml.chat.hideLocalhost", true); pref("browser.ml.chat.prompt.prefix", '{"l10nId":"genai-prompt-prefix-selection"}'); pref("browser.ml.chat.prompts.0", '{"id":"summarize","l10nId":"genai-prompts-summarize"}'); pref("browser.ml.chat.prompts.1", '{"id":"explain","l10nId":"genai-prompts-explain"}'); pref("browser.ml.chat.prompts.2", '{"id":"simplify","l10nId":"genai-prompts-simplify","targeting":"channel==\'nightly\'"}'); pref("browser.ml.chat.prompts.3", '{"id":"quiz","l10nId":"genai-prompts-quiz","targeting":"!provider|regExpMatch(\'gemini\') || region == \'US\'"}'); pref("browser.ml.chat.prompts.4", '{"id":"proofread", "l10nId":"genai-prompts-proofread"}'); pref("browser.ml.chat.provider", ""); pref("browser.ml.chat.shortcuts", true); pref("browser.ml.chat.shortcuts.custom", true); pref("browser.ml.chat.shortcuts.longPress", 60000); pref("browser.ml.chat.sidebar", true); pref("browser.ml.linkPreview.allowedLanguages", "en"); pref("browser.ml.linkPreview.blockListEnabled", true); pref("browser.ml.linkPreview.collapsed", false); pref("browser.ml.linkPreview.enabled", false); pref("browser.ml.linkPreview.ignoreMs", 2000); pref("browser.ml.linkPreview.longPress", true); pref("browser.ml.linkPreview.longPressMs", 1000); pref("browser.ml.linkPreview.noKeyPointsRegions", "AD,AT,BE,BG,CH,CY,CZ,DE,DK,EE,ES,FI,FR,GR,HR,HU,IE,IS,IT,LI,LT,LU,LV,MT,NL,NO,PL,PT,RO,SE,SI,SK"); pref("browser.ml.linkPreview.optin", false); pref("browser.ml.linkPreview.outputSentences", 3); pref("browser.ml.linkPreview.recentTypingMs", 1000); pref("browser.ml.linkPreview.shift", true); pref("browser.ml.linkPreview.shiftAlt", false); // Block insecure active content on https pages pref("security.mixed_content.block_active_content", true); // Show "Not Secure" text for http pages. pref("security.insecure_connection_text.enabled", true); pref("security.insecure_connection_text.pbmode.enabled", true); // If this turns true, Moz*Gesture events are not called stopPropagation() // before content. pref("dom.debug.propagate_gesture_events_through_content", false); // CustomizableUI debug logging. pref("browser.uiCustomization.debug", false); // CustomizableUI state of the browser's user interface pref("browser.uiCustomization.state", ""); // If set to false, FxAccounts and Sync will be unavailable. // A restart is mandatory after flipping that preference. pref("identity.fxaccounts.enabled", true); // The remote FxA root content URL. Must use HTTPS. pref("identity.fxaccounts.remote.root", "https://accounts.firefox.com/"); // The value of the context query parameter passed in fxa requests. pref("identity.fxaccounts.contextParam", "oauth_webchannel_v1"); // Whether to use the oauth flow for desktop or not pref("identity.fxaccounts.oauth.enabled", true); // The remote URL of the FxA Profile Server pref("identity.fxaccounts.remote.profile.uri", "https://profile.accounts.firefox.com/v1"); // The remote URL of the FxA OAuth Server pref("identity.fxaccounts.remote.oauth.uri", "https://oauth.accounts.firefox.com/v1"); // Whether FxA pairing using QR codes is enabled. pref("identity.fxaccounts.pairing.enabled", true); // The remote URI of the FxA pairing server pref("identity.fxaccounts.remote.pairing.uri", "wss://channelserver.services.mozilla.com"); // Token server used by the FxA Sync identity. pref("identity.sync.tokenserver.uri", "https://token.services.mozilla.com/1.0/sync/1.5"); // Auto-config URL for FxA self-hosters, makes an HTTP request to // [identity.fxaccounts.autoconfig.uri]/.well-known/fxa-client-configuration // This is now the prefered way of pointing to a custom FxA server, instead // of making changes to "identity.fxaccounts.*.uri". pref("identity.fxaccounts.autoconfig.uri", ""); // URL for help link about Send Tab. pref("identity.sendtabpromo.url", "https://support.mozilla.org/1/firefox/%VERSION%/%OS%/%LOCALE%/send-tab"); // URLs for promo links to mobile browsers. Note that consumers are expected to // append a value for utm_campaign. pref("identity.mobilepromo.android", "https://www.mozilla.org/firefox/android/?utm_source=firefox-browser&utm_medium=firefox-browser&utm_campaign="); pref("identity.mobilepromo.ios", "https://www.mozilla.org/firefox/ios/?utm_source=firefox-browser&utm_medium=firefox-browser&utm_campaign="); // Migrate any existing Firefox Account data from the default profile to the // Developer Edition profile. #ifdef MOZ_DEV_EDITION pref("identity.fxaccounts.migrateToDevEdition", true); #else pref("identity.fxaccounts.migrateToDevEdition", false); #endif // How often should we try to fetch missed FxA commands on sync (in seconds). // Default is 24 hours. pref("identity.fxaccounts.commands.missed.fetch_interval", 86400); // Controls whether this client can send and receive "close tab" // commands from other FxA clients pref("identity.fxaccounts.commands.remoteTabManagement.enabled", true); // Controls whether or not the client association ping has values set on it // when the sync-ui-state:update notification fires. pref("identity.fxaccounts.telemetry.clientAssociationPing.enabled", true); // Note: when media.gmp-*.visible is true, provided we're running on a // supported platform/OS version, the corresponding CDM appears in the // plugins list, Firefox will download the GMP/CDM if enabled, and our // UI to re-enable EME prompts the user to re-enable EME if it's disabled // and script requests EME. If *.visible is false, we won't show the UI // to enable the CDM if its disabled; it's as if the keysystem is completely // unsupported. #ifdef MOZ_WIDEVINE_EME pref("media.gmp-manager.chromium-update-url", "https://update.googleapis.com/service/update2/crx?response=redirect&x=id%3D%GUID%%26uc&acceptformat=crx3&updaterversion=999"); pref("media.gmp-widevinecdm.visible", true); pref("media.gmp-widevinecdm.enabled", true); pref("media.gmp-widevinecdm.chromium-guid", "oimompecagnajdejgnnjijobebaeigek"); pref("media.gmp-widevinecdm.force-chromium-update", false); pref("media.gmp-widevinecdm.force-chromium-beta", false); #if defined(MOZ_WMF_CDM) && defined(_M_AMD64) pref("media.gmp-widevinecdm-l1.forceInstall", false); pref("media.gmp-widevinecdm-l1.chromium-guid", "neifaoindggfcjicffkgpmnlppeffabd"); pref("media.gmp-widevinecdm-l1.force-chromium-update", false); pref("media.gmp-widevinecdm-l1.force-chromium-beta", false); #ifdef NIGHTLY_BUILD pref("media.gmp-widevinecdm-l1.visible", true); pref("media.gmp-widevinecdm-l1.enabled", true); #else pref("media.gmp-widevinecdm-l1.visible", false); pref("media.gmp-widevinecdm-l1.enabled", false); #endif #endif #endif pref("media.gmp-gmpopenh264.visible", true); pref("media.gmp-gmpopenh264.enabled", true); pref("media.videocontrols.picture-in-picture.enabled", true); pref("media.videocontrols.picture-in-picture.audio-toggle.enabled", true); pref("media.videocontrols.picture-in-picture.video-toggle.enabled", true); pref("media.videocontrols.picture-in-picture.video-toggle.visibility-threshold", "1.0"); pref("media.videocontrols.picture-in-picture.keyboard-controls.enabled", true); pref("media.videocontrols.picture-in-picture.urlbar-button.enabled", true); pref("media.videocontrols.picture-in-picture.enable-when-switching-tabs.enabled", false); // TODO (Bug 1817084) - This pref is used for managing translation preferences // in the Firefox Translations addon. It should be removed when the addon is // removed. pref("browser.translation.neverForLanguages", ""); // Enable Firefox translations powered by the Bergamot translations // engine https://browser.mt/. pref("browser.translations.enable", true); // Enable the new Firefox Translations Settings UI Design pref("browser.translations.newSettingsUI.enable", false); // Enable Firefox Select translations powered by Bergamot translations // engine https://browser.mt/. pref("browser.translations.select.enable", true); // Telemetry settings. // Determines if Telemetry pings can be archived locally. pref("toolkit.telemetry.archive.enabled", true); // Enables sending the shutdown ping when Firefox shuts down. pref("toolkit.telemetry.shutdownPingSender.enabled", true); // Enables using the `pingsender` background task. pref("toolkit.telemetry.shutdownPingSender.backgroundtask.enabled", false); // Enables sending the shutdown ping using the pingsender from the first session. pref("toolkit.telemetry.shutdownPingSender.enabledFirstSession", false); // Enables sending a duplicate of the first shutdown ping from the first session. pref("toolkit.telemetry.firstShutdownPing.enabled", true); // Enables sending the 'new-profile' ping on new profiles. pref("toolkit.telemetry.newProfilePing.enabled", true); // Enables sending 'update' pings on Firefox updates. pref("toolkit.telemetry.updatePing.enabled", true); // Enables sending 'bhr' pings when the browser hangs. pref("toolkit.telemetry.bhrPing.enabled", true); // Enable GMP support in the addon manager. pref("media.gmp-provider.enabled", true); // Enable Dynamic First-Party Isolation by default. pref("network.cookie.cookieBehavior", 5 /* BEHAVIOR_REJECT_TRACKER_AND_PARTITION_FOREIGN */); // Enable Dynamic First-Party Isolation in the private browsing mode. pref("network.cookie.cookieBehavior.pbmode", 5 /* BEHAVIOR_REJECT_TRACKER_AND_PARTITION_FOREIGN */); // Enable fingerprinting blocking by default for all channels, only on desktop. pref("privacy.trackingprotection.fingerprinting.enabled", true); // Enable cryptomining blocking by default for all channels, only on desktop. pref("privacy.trackingprotection.cryptomining.enabled", true); // Skip earlyBlankFirstPaint by default if resistFingerprinting is enabled. pref("privacy.resistFingerprinting.skipEarlyBlankFirstPaint", true); pref("browser.contentblocking.database.enabled", true); // Enable Strip on Share by default on desktop pref("privacy.query_stripping.strip_on_share.enabled", true); pref("browser.contentblocking.cryptomining.preferences.ui.enabled", true); pref("browser.contentblocking.fingerprinting.preferences.ui.enabled", true); // Enable cookieBehavior = BEHAVIOR_REJECT_TRACKER_AND_PARTITION_FOREIGN as an option in the custom category ui pref("browser.contentblocking.reject-and-isolate-cookies.preferences.ui.enabled", true); // Possible values for browser.contentblocking.features.strict pref: // Tracking Protection: // "tp": tracking protection enabled // "-tp": tracking protection disabled // Tracking Protection in private windows: // "tpPrivate": tracking protection in private windows enabled // "-tpPrivate": tracking protection in private windows disabled // Fingerprinting: // "fp": fingerprinting blocking enabled // "-fp": fingerprinting blocking disabled // Cryptomining Tracking Protection: // "cryptoTP": cryptomining blocking enabled // "-cryptoTP": cryptomining blocking disabled // Social Tracking Protection: // "stp": social tracking protection enabled // "-stp": social tracking protection disabled // Email Tracking Protection: // "emailTP": email tracking protection enabled // "-emailTP": email tracking protection disabled // Email Tracking Protection in private windows: // "emailTPPrivate": email tracking protection in private windows enabled // "-emailTPPrivate": email tracking protection in private windows disabled // Consent Manager Skipping: // "consentmanagerSkip": consent manager skipping enabled // "-consentmanagerSkip": consent manager skipping disabled // Consent Manager Skipping in private windows: // "consentmanagerSkipPrivate": consent manager skipping in private windows enabled // "-consentmanagerSkipPrivate": consent manager skipping in private windows disabled // Level 2 Tracking list in normal windows: // "lvl2": Level 2 tracking list enabled // "-lvl2": Level 2 tracking list disabled // Restrict relaxing default referrer policy: // "rp": Restrict relaxing default referrer policy enabled // "-rp": Restrict relaxing default referrer policy disabled // Restrict relaxing default referrer policy for top navigation: // "rpTop": Restrict relaxing default referrer policy enabled // "-rpTop": Restrict relaxing default referrer policy disabled // OCSP cache partitioning: // "ocsp": OCSP cache partitioning enabled // "-ocsp": OCSP cache partitioning disabled // Query parameter stripping: // "qps": Query parameter stripping enabled // "-qps": Query parameter stripping disabled // Query parameter stripping for private windows: // "qpsPBM": Query parameter stripping enabled in private windows // "-qpsPBM": Query parameter stripping disabled in private windows // Fingerprinting Protection: // "fpp": Fingerprinting Protection enabled // "-fpp": Fingerprinting Protection disabled // Fingerprinting Protection for private windows: // "fppPrivate": Fingerprinting Protection enabled in private windows // "-fppPrivate": Fingerprinting Protection disabled in private windows // Cookie behavior: // "cookieBehavior0": cookie behaviour BEHAVIOR_ACCEPT // "cookieBehavior1": cookie behaviour BEHAVIOR_REJECT_FOREIGN // "cookieBehavior2": cookie behaviour BEHAVIOR_REJECT // "cookieBehavior3": cookie behaviour BEHAVIOR_LIMIT_FOREIGN // "cookieBehavior4": cookie behaviour BEHAVIOR_REJECT_TRACKER // "cookieBehavior5": cookie behaviour BEHAVIOR_REJECT_TRACKER_AND_PARTITION_FOREIGN // Cookie behavior for private windows: // "cookieBehaviorPBM0": cookie behaviour BEHAVIOR_ACCEPT // "cookieBehaviorPBM1": cookie behaviour BEHAVIOR_REJECT_FOREIGN // "cookieBehaviorPBM2": cookie behaviour BEHAVIOR_REJECT // "cookieBehaviorPBM3": cookie behaviour BEHAVIOR_LIMIT_FOREIGN // "cookieBehaviorPBM4": cookie behaviour BEHAVIOR_REJECT_TRACKER // "cookieBehaviorPBM5": cookie behaviour BEHAVIOR_REJECT_TRACKER_AND_PARTITION_FOREIGN // Third-party cookie deprecation behavior: // "3pcd": Third-party cookie deprecation enabled // "-3pcd": Third-party cookie deprecation disabled // Bounce Tracking Protection: // "btp": BTP enabled // "-btp": BTP disabled // One value from each section must be included in the browser.contentblocking.features.strict pref. pref("browser.contentblocking.features.strict", "tp,tpPrivate,cookieBehavior5,cookieBehaviorPBM5,cryptoTP,fp,stp,emailTP,emailTPPrivate,-consentmanagerSkip,-consentmanagerSkipPrivate,lvl2,rp,rpTop,ocsp,qps,qpsPBM,fpp,fppPrivate,btp"); // Hide the "Change Block List" link for trackers/tracking content in the custom // Content Blocking/ETP panel. By default, it will not be visible. There is also // an UI migration in place to set this pref to true if a user has a custom block // lists enabled. pref("browser.contentblocking.customBlockList.preferences.ui.enabled", false); // Enable Protections report's Lockwise card by default. pref("browser.contentblocking.report.lockwise.enabled", true); // Disable rotections report's Monitor card by default. The new Monitor API does // not support this feature as of now. See Bug 1815751. pref("browser.contentblocking.report.monitor.enabled", false); // Disable Protections report's Proxy card by default. pref("browser.contentblocking.report.proxy.enabled", false); // Disable the mobile promotion by default. pref("browser.contentblocking.report.show_mobile_app", true); // Locales in which Send to Device emails are supported // The most recent list of supported locales can be found at https://github.com/mozilla/bedrock/blob/6a08c876f65924651554decc57b849c00874b4e7/bedrock/settings/base.py#L963 pref("browser.send_to_device_locales", "de,en-GB,en-US,es-AR,es-CL,es-ES,es-MX,fr,id,pl,pt-BR,ru,zh-TW"); // Avoid advertising in certain regions. Comma separated string of two letter ISO 3166-1 country codes. pref("browser.vpn_promo.disallowed_regions", "ae,by,cn,cu,iq,ir,kp,om,ru,sd,sy,tm,tr"); // Default to enabling VPN promo messages to be shown when specified and allowed pref("browser.vpn_promo.enabled", true); // Only show vpn card to certain regions. Comma separated string of two letter ISO 3166-1 country codes. // The most recent list of supported countries can be found at https://support.mozilla.org/en-US/kb/mozilla-vpn-countries-available-subscribe // The full lists of supported country codes can also be found at https://github.com/mozilla/bedrock/search?q=VPN_COUNTRY_CODES and https://github.com/mozilla/bedrock/search?q=VPN_MOBILE_SUB_COUNTRY_CODES pref("browser.contentblocking.report.vpn_regions", "as,at,au,bd,be,bg,br,ca,ch,cl,co,cy,cz,de,dk,ee,eg,es,fi,fr,gb,gg,gr,hr,hu,id,ie,im,in,io,it,je,ke,kr,lt,lu,lv,ma,mp,mt,mx,my,ng,nl,no,nz,pl,pr,pt,ro,sa,se,sg,si,sk,sn,th,tr,tw,ua,ug,uk,um,us,vg,vi,vn,za"); // Avoid advertising Focus in certain regions. Comma separated string of two letter // ISO 3166-1 country codes. pref("browser.promo.focus.disallowed_regions", "cn"); // Default to enabling focus promos to be shown where allowed. pref("browser.promo.focus.enabled", true); // Default to enabling pin promos to be shown where allowed. pref("browser.promo.pin.enabled", true); // Default to enabling cookie banner reduction promos to be shown where allowed. // Set to true for Fx113 (see bug 1808611) pref("browser.promo.cookiebanners.enabled", false); pref("browser.contentblocking.report.hide_vpn_banner", false); pref("browser.contentblocking.report.vpn_sub_id", "sub_HrfCZF7VPHzZkA"); pref("browser.contentblocking.report.monitor.url", "https://monitor.firefox.com/?entrypoint=protection_report_monitor&utm_source=about-protections"); pref("browser.contentblocking.report.monitor.how_it_works.url", "https://monitor.firefox.com/about"); pref("browser.contentblocking.report.monitor.sign_in_url", "https://monitor.firefox.com/oauth/init?entrypoint=protection_report_monitor&utm_source=about-protections&email="); pref("browser.contentblocking.report.monitor.preferences_url", "https://monitor.firefox.com/user/preferences"); pref("browser.contentblocking.report.monitor.home_page_url", "https://monitor.firefox.com/user/dashboard"); pref("browser.contentblocking.report.manage_devices.url", "https://accounts.firefox.com/settings/clients"); pref("browser.contentblocking.report.endpoint_url", "https://monitor.firefox.com/user/breach-stats?includeResolved=true"); pref("browser.contentblocking.report.proxy_extension.url", "https://fpn.firefox.com/browser?utm_source=firefox-desktop&utm_medium=referral&utm_campaign=about-protections&utm_content=about-protections"); pref("browser.contentblocking.report.mobile-ios.url", "https://apps.apple.com/app/firefox-private-safe-browser/id989804926"); pref("browser.contentblocking.report.mobile-android.url", "https://play.google.com/store/apps/details?id=org.mozilla.firefox&referrer=utm_source%3Dprotection_report%26utm_content%3Dmobile_promotion"); pref("browser.contentblocking.report.vpn.url", "https://vpn.mozilla.org/?utm_source=firefox-browser&utm_medium=firefox-browser&utm_campaign=about-protections-card"); pref("browser.contentblocking.report.vpn-promo.url", "https://vpn.mozilla.org/?utm_source=firefox-browser&utm_medium=firefox-browser&utm_campaign=about-protections-top-promo"); pref("browser.contentblocking.report.vpn-android.url", "https://play.google.com/store/apps/details?id=org.mozilla.firefox.vpn&referrer=utm_source%3Dfirefox-browser%26utm_medium%3Dfirefox-browser%26utm_campaign%3Dabout-protections-mobile-vpn%26anid%3D--"); pref("browser.contentblocking.report.vpn-ios.url", "https://apps.apple.com/us/app/firefox-private-network-vpn/id1489407738"); // Protection Report's SUMO urls pref("browser.contentblocking.report.lockwise.how_it_works.url", "https://support.mozilla.org/1/firefox/%VERSION%/%OS%/%LOCALE%/password-manager-report"); pref("browser.contentblocking.report.social.url", "https://support.mozilla.org/1/firefox/%VERSION%/%OS%/%LOCALE%/social-media-tracking-report"); pref("browser.contentblocking.report.cookie.url", "https://support.mozilla.org/1/firefox/%VERSION%/%OS%/%LOCALE%/cross-site-tracking-report"); pref("browser.contentblocking.report.tracker.url", "https://support.mozilla.org/1/firefox/%VERSION%/%OS%/%LOCALE%/tracking-content-report"); pref("browser.contentblocking.report.fingerprinter.url", "https://support.mozilla.org/1/firefox/%VERSION%/%OS%/%LOCALE%/fingerprinters-report"); pref("browser.contentblocking.report.cryptominer.url", "https://support.mozilla.org/1/firefox/%VERSION%/%OS%/%LOCALE%/cryptominers-report"); pref("browser.contentblocking.cfr-milestone.enabled", true); pref("browser.contentblocking.cfr-milestone.milestone-achieved", 0); // Milestones should always be in increasing order pref("browser.contentblocking.cfr-milestone.milestones", "[1000, 5000, 10000, 25000, 50000, 100000, 250000, 314159, 500000, 750000, 1000000, 1250000, 1500000, 1750000, 2000000, 2250000, 2500000, 8675309]"); // Controls the initial state of the protections panel collapsible info message. pref("browser.protections_panel.infoMessage.seen", false); // Always enable newtab segregation using containers pref("privacy.usercontext.about_newtab_segregation.enabled", true); // Enable Contextual Identity Containers #ifdef NIGHTLY_BUILD pref("privacy.userContext.enabled", true); pref("privacy.userContext.ui.enabled", true); #else pref("privacy.userContext.enabled", false); pref("privacy.userContext.ui.enabled", false); #endif pref("privacy.userContext.extension", ""); // allows user to open container menu on a left click instead of a new // tab in the default container pref("privacy.userContext.newTabContainerOnLeftClick.enabled", false); // Set to true to allow the user to silence all notifications when // sharing the screen. pref("privacy.webrtc.allowSilencingNotifications", true); pref("privacy.webrtc.hideGlobalIndicator", false); // Set to true to add toggles to the WebRTC indicator for globally // muting the camera and microphone. pref("privacy.webrtc.globalMuteToggles", false); // Set to true to enable a warning displayed when attempting // to switch tabs in a window that's being shared over WebRTC. pref("privacy.webrtc.sharedTabWarning", false); // Defines a grace period after camera or microphone use ends, where permission // is granted (even past navigation) to this tab + origin + device. This avoids // re-prompting without the user having to persist permission to the site, in a // common case of a web conference asking them for the camera in a lobby page, // before navigating to the actual meeting room page. Doesn't survive tab close. pref("privacy.webrtc.deviceGracePeriodTimeoutMs", 3600000); // Bug 1857254 - MacOS 14 displays two (microphone/camera/screen share) icons in the menu bar // This pref can be used to hide the firefox camera icon on macos 14 and above to avoid // duplicating the macos camera icon. We show the icon by default, users can choose to flip // the pref to hide the icons pref("privacy.webrtc.showIndicatorsOnMacos14AndAbove", true); // Enable Smartblock embed placeholders pref("extensions.webcompat.smartblockEmbeds.enabled", true); // Enable including the content in the window title. // PBM users might want to disable this to avoid a possible source of disk // leaks. pref("privacy.exposeContentTitleInWindow", true); pref("privacy.exposeContentTitleInWindow.pbm", true); // Run media transport in a separate process? pref("media.peerconnection.mtransport_process", true); // Whether the "Close duplicate tabs" tab context menu is enabled. pref("browser.tabs.context.close-duplicate.enabled", true); // For speculatively warming up tabs to improve perceived // performance while using the async tab switcher. pref("browser.tabs.remote.warmup.enabled", true); // Caches tab layers to improve perceived performance // of tab switches. pref("browser.tabs.remote.tabCacheSize", 0); pref("browser.tabs.remote.warmup.maxTabs", 3); pref("browser.tabs.remote.warmup.unloadDelayMs", 2000); // For the about:tabcrashed page pref("browser.tabs.crashReporting.sendReport", true); pref("browser.tabs.crashReporting.includeURL", false); // Enables the "Unload Tab" context menu item pref("browser.tabs.unloadTabInContextMenu", true); // Whether tabs that have been explicitly unloaded // are faded out in the tab bar. pref("browser.tabs.fadeOutExplicitlyUnloadedTabs", true); // Whether unloaded tabs (either from session restore or because // they are explicitly unloaded) are faded out in the tab bar. pref("browser.tabs.fadeOutUnloadedTabs", false); // If true, unprivileged extensions may use experimental APIs on // nightly and developer edition. pref("extensions.experiments.enabled", false); #if defined(XP_WIN) pref("dom.ipc.processPriorityManager.backgroundUsesEcoQoS", true); #endif // Don't limit how many nodes we care about on desktop: pref("reader.parse-node-limit", 0); // On desktop, we want the URLs to be included here for ease of debugging, // and because (normally) these errors are not persisted anywhere. pref("reader.errors.includeURLs", true); pref("view_source.tab", true); // These are the thumbnail width/height set in about:newtab. // If you change this, ENSURE IT IS THE SAME SIZE SET // by about:newtab. These values are in CSS pixels. pref("toolkit.pageThumbs.minWidth", 280); pref("toolkit.pageThumbs.minHeight", 190); pref("browser.esedbreader.loglevel", "Error"); pref("browser.laterrun.enabled", false); #ifdef FUZZING_SNAPSHOT pref("dom.ipc.processPrelaunch.enabled", false); #else pref("dom.ipc.processPrelaunch.enabled", true); #endif pref("browser.migrate.bookmarks-file.enabled", true); pref("browser.migrate.brave.enabled", true); pref("browser.migrate.canary.enabled", true); pref("browser.migrate.chrome.enabled", true); // See comments in bug 1340115 on how we got to this number. pref("browser.migrate.chrome.history.limit", 2000); pref("browser.migrate.chrome.payment_methods.enabled", true); pref("browser.migrate.chrome.extensions.enabled", true); pref("browser.migrate.chrome.get_permissions.enabled", true); pref("browser.migrate.chrome-beta.enabled", true); pref("browser.migrate.chrome-dev.enabled", true); pref("browser.migrate.chromium.enabled", true); pref("browser.migrate.chromium-360se.enabled", true); pref("browser.migrate.chromium-edge.enabled", true); pref("browser.migrate.chromium-edge-beta.enabled", true); pref("browser.migrate.edge.enabled", true); pref("browser.migrate.firefox.enabled", true); pref("browser.migrate.ie.enabled", true); pref("browser.migrate.opera.enabled", true); pref("browser.migrate.opera-gx.enabled", true); pref("browser.migrate.safari.enabled", true); pref("browser.migrate.vivaldi.enabled", true); pref("browser.migrate.content-modal.import-all.enabled", true); // Values can be: "default", "autoclose", "standalone", "embedded". pref("browser.migrate.content-modal.about-welcome-behavior", "embedded"); // The maximum age of history entries we'll import, in days. pref("browser.migrate.history.maxAgeInDays", 180); // These following prefs are set to true if the user has at some // point in the past migrated one of these resource types from // another browser. We also attempt to transfer these preferences // across profile resets. pref("browser.migrate.interactions.bookmarks", false); pref("browser.migrate.interactions.csvpasswords", false); pref("browser.migrate.interactions.history", false); pref("browser.migrate.interactions.passwords", false); pref("browser.migrate.preferences-entrypoint.enabled", true); pref("extensions.pocket.api", "api.getpocket.com"); pref("extensions.pocket.bffApi", "firefox-api-proxy.cdn.mozilla.net"); pref("extensions.pocket.bffRecentSaves", true); pref("extensions.pocket.enabled", false); pref("extensions.pocket.oAuthConsumerKey", "40249-e88c401e1b1f2242d9e441c4"); pref("extensions.pocket.oAuthConsumerKeyBff", "94110-6d5ff7a89d72c869766af0e0"); pref("extensions.pocket.site", "getpocket.com"); // Enable Pocket button home panel for non link pages. pref("extensions.pocket.showHome", true); // Control what version of the logged out doorhanger is displayed // Possibilities are: `control`, `control-one-button`, `variant_a`, `variant_b`, `variant_c` pref("extensions.pocket.loggedOutVariant", "control"); // Just for the new Pocket panels, enables the email signup button. pref("extensions.pocket.refresh.emailButton.enabled", false); // Hides the recently saved section in the home panel. pref("extensions.pocket.refresh.hideRecentSaves.enabled", false); // "available" - user can see feature offer. // "offered" - we have offered feature to user and they have not yet made a decision. // "enabled" - user opted in to the feature. // "disabled" - user opted out of the feature. pref("signon.firefoxRelay.feature", "available"); // Should Firefox show Relay to all browsers, or only those signed-in to FxA? // Keep it hidden from about:config for now. // pref("signon.firefoxRelay.showToAllBrowsers", false); pref("signon.firefoxRelay.firstOfferVersionFallback", "control"); pref("signon.management.page.breach-alerts.enabled", true); pref("signon.management.page.vulnerable-passwords.enabled", true); pref("signon.management.page.sort", "name"); // The utm_creative value is appended within the code (specific to the location on // where it is clicked). Be sure that if these two prefs are updated, that // the utm_creative param be last. pref("signon.management.page.breachAlertUrl", "https://monitor.firefox.com/breach-details/"); pref("signon.passwordEditCapture.enabled", true); pref("signon.relatedRealms.enabled", false); pref("signon.showAutoCompleteFooter", true); pref("signon.showAutoCompleteImport", "import"); pref("signon.suggestImportCount", 3); // Whether or not the browser should scan for unsubmitted // crash reports, and then show a notification for submitting // those reports. #ifdef NIGHTLY_BUILD pref("browser.crashReports.unsubmittedCheck.enabled", true); #else pref("browser.crashReports.unsubmittedCheck.enabled", false); #endif // chancesUntilSuppress is how many times we'll show the unsubmitted // crash report notification across different days and shutdown // without a user choice before we suppress the notification for // some number of days. pref("browser.crashReports.unsubmittedCheck.chancesUntilSuppress", 4); pref("browser.crashReports.unsubmittedCheck.autoSubmit2", false); // Preferences for the form autofill toolkit component. // Checkbox in sync options for credit card data sync service pref("services.sync.engine.creditcards.available", true); // Whether or not to restore a session with lazy-browser tabs. pref("browser.sessionstore.restore_tabs_lazily", true); pref("browser.suppress_first_window_animation", true); // Preference that determines whether Screenshots uses the dedicated browser component pref("screenshots.browser.component.enabled", true); // Preference that determines what button to focus pref("screenshots.browser.component.last-saved-method", "download"); // Preference that prevents events from reaching the content page. pref("screenshots.browser.component.preventContentEvents", true); // DoH Rollout: whether to clear the mode value at shutdown. pref("doh-rollout.clearModeOnShutdown", false); // Normandy client preferences pref("app.normandy.api_url", "https://normandy.cdn.mozilla.net/api/v1"); pref("app.normandy.dev_mode", false); pref("app.normandy.enabled", true); pref("app.normandy.first_run", true); pref("app.normandy.logging.level", 50); // Warn pref("app.normandy.run_interval_seconds", 21600); // 6 hours pref("app.normandy.shieldLearnMoreUrl", "https://support.mozilla.org/1/firefox/%VERSION%/%OS%/%LOCALE%/shield"); pref("app.normandy.last_seen_buildid", ""); pref("app.normandy.onsync_skew_sec", 600); #ifdef MOZ_DATA_REPORTING pref("app.shield.optoutstudies.enabled", true); #else pref("app.shield.optoutstudies.enabled", false); #endif // Multi-lingual preferences: // *.enabled - Are langpacks available for the build of Firefox? // *.downloadEnabled - Langpacks are allowed to be downloaded from AMO. AMO only serves // langpacks for release and beta. Unsupported releases (like Nightly) can be // manually tested with the following preference: // extensions.getAddons.langpacks.url: https://mock-amo-language-tools.glitch.me/?app=firefox&type=language&appversion=%VERSION% // *.liveReload - Switching a langpack will change the language without a restart. // *.liveReloadBidirectional - Allows switching when moving between LTR and RTL // languages without a full restart. // *.aboutWelcome.languageMismatchEnabled - Enables an onboarding menu in about:welcome // to allow a user to change their language when there is a language mismatch between // the app and browser. #if defined(RELEASE_OR_BETA) && !defined(MOZ_DEV_EDITION) pref("intl.multilingual.enabled", true); pref("intl.multilingual.downloadEnabled", true); pref("intl.multilingual.liveReload", true); pref("intl.multilingual.liveReloadBidirectional", false); pref("intl.multilingual.aboutWelcome.languageMismatchEnabled", true); #else pref("intl.multilingual.enabled", false); pref("intl.multilingual.downloadEnabled", false); pref("intl.multilingual.liveReload", false); pref("intl.multilingual.liveReloadBidirectional", false); pref("intl.multilingual.aboutWelcome.languageMismatchEnabled", false); #endif // Coverage ping is disabled by default. pref("toolkit.coverage.enabled", false); pref("toolkit.coverage.endpoint.base", "https://coverage.mozilla.org"); // Discovery prefs pref("browser.discovery.enabled", true); pref("browser.discovery.containers.enabled", true); pref("browser.discovery.sites", "addons.mozilla.org"); pref("browser.engagement.recent_visited_origins.expiry", 86400); // 24 * 60 * 60 (24 hours in seconds) pref("browser.engagement.downloads-button.has-used", false); pref("browser.engagement.fxa-toolbar-menu-button.has-used", false); pref("browser.engagement.home-button.has-used", false); pref("browser.engagement.sidebar-button.has-used", false); pref("browser.engagement.library-button.has-used", false); pref("browser.engagement.ctrlTab.has-used", false); pref("browser.aboutConfig.showWarning", true); pref("browser.toolbars.keyboard_navigation", true); // The visibility of the bookmarks toolbar. // "newtab": Show on the New Tab Page // "always": Always show // "never": Never show pref("browser.toolbars.bookmarks.visibility", "newtab"); // Visibility of the "Show Other Bookmarks" menuitem in the // bookmarks toolbar contextmenu. pref("browser.toolbars.bookmarks.showOtherBookmarks", true); // Felt Privacy pref to control simplified private browsing UI pref("browser.privatebrowsing.felt-privacy-v1", false); pref("security.certerrors.felt-privacy-v1", false); // Prefs to control the Firefox Account toolbar menu. // This pref will surface existing Firefox Account information // as a button next to the hamburger menu. It allows // quick access to sign-in and manage your Firefox Account. pref("identity.fxaccounts.toolbar.enabled", true); pref("identity.fxaccounts.toolbar.accessed", false); pref("identity.fxaccounts.toolbar.defaultVisible", true); // Prefs to control Firefox Account panels that shows call to actions // for other supported Mozilla products pref("identity.fxaccounts.toolbar.pxiToolbarEnabled", true); pref("identity.fxaccounts.toolbar.pxiToolbarEnabled.monitorEnabled", true); pref("identity.fxaccounts.toolbar.pxiToolbarEnabled.relayEnabled", true); pref("identity.fxaccounts.toolbar.pxiToolbarEnabled.vpnEnabled", true); // Prefs to control Mozilla account panels that shows an updated flow // for users who don't have sync enabled pref("identity.fxaccounts.toolbar.syncSetup.panelAccessed", false); // Toolbox preferences pref("devtools.toolbox.footer.height", 250); pref("devtools.toolbox.sidebar.width", 500); pref("devtools.toolbox.host", "bottom"); pref("devtools.toolbox.previousHost", "right"); pref("devtools.toolbox.selectedTool", "inspector"); pref("devtools.toolbox.zoomValue", "1"); pref("devtools.toolbox.splitconsole.enabled", true); pref("devtools.toolbox.splitconsole.open", false); pref("devtools.toolbox.splitconsoleHeight", 100); pref("devtools.toolbox.tabsOrder", ""); // This is only used for local Web Extension debugging, // and allows to keep the window on top of all others, // so that you can debug the Firefox window, while keeping the devtools // always visible pref("devtools.toolbox.alwaysOnTop", true); // When the Multiprocess Browser Toolbox is enabled, you can configure the scope of it: // - "everything" will enable debugging absolutely everything in the browser // All processes, all documents, all workers, all add-ons. // - "parent-process" will restrict debugging to the parent process // All privileged javascript, documents and workers running in the parent process. pref("devtools.browsertoolbox.scope", "parent-process"); // This preference will enable watching top-level targets from the server side. pref("devtools.target-switching.server.enabled", true); // In DevTools, create a target for each frame (i.e. not only for top-level document and // remote frames). pref("devtools.every-frame-target.enabled", true); // Controls the hability to debug popups from the same DevTools // of the original tab the popups are coming from pref("devtools.popups.debug", false); // Toolbox Button preferences pref("devtools.command-button-pick.enabled", true); pref("devtools.command-button-frames.enabled", true); pref("devtools.command-button-responsive.enabled", true); pref("devtools.command-button-screenshot.enabled", false); pref("devtools.command-button-rulers.enabled", false); pref("devtools.command-button-measure.enabled", false); pref("devtools.command-button-noautohide.enabled", false); pref("devtools.command-button-errorcount.enabled", true); #ifndef MOZILLA_OFFICIAL pref("devtools.command-button-experimental-prefs.enabled", true); #endif // Inspector preferences // Enable the Inspector pref("devtools.inspector.enabled", true); // What was the last active sidebar in the inspector pref("devtools.inspector.selectedSidebar", "layoutview"); pref("devtools.inspector.activeSidebar", "layoutview"); pref("devtools.inspector.remote", false); // Enable the 3 pane mode in the inspector pref("devtools.inspector.three-pane-enabled", true); // Enable the 3 pane mode in the chrome inspector pref("devtools.inspector.chrome.three-pane-enabled", false); // Collapse pseudo-elements by default in the rule-view pref("devtools.inspector.show_pseudo_elements", false); // The default size for image preview tooltips in the rule-view/computed-view/markup-view pref("devtools.inspector.imagePreviewTooltipSize", 300); // Enable user agent style inspection in rule-view pref("devtools.inspector.showUserAgentStyles", false); // Show native anonymous content and user agent shadow roots pref("devtools.inspector.showAllAnonymousContent", false); // Enable overflow debugging in the inspector. pref("devtools.overflow.debugging.enabled", true); // Enable drag to edit properties in the inspector rule view. pref("devtools.inspector.draggable_properties", true); // Grid highlighter preferences pref("devtools.gridinspector.gridOutlineMaxColumns", 50); pref("devtools.gridinspector.gridOutlineMaxRows", 50); pref("devtools.gridinspector.showGridAreas", false); pref("devtools.gridinspector.showGridLineNumbers", false); pref("devtools.gridinspector.showInfiniteLines", false); // Max number of grid highlighters that can be displayed pref("devtools.gridinspector.maxHighlighters", 3); // Whether or not simplified highlighters should be used when // prefers-reduced-motion is enabled. pref("devtools.inspector.simple-highlighters-reduced-motion", false); // Wheter or not Enter on inplace editor in the Rules view moves focus and activates // next inplace editor. pref("devtools.inspector.rule-view.focusNextOnEnter", true); // Whether or not the box model panel is opened in the layout view pref("devtools.layout.boxmodel.opened", true); // Whether or not the flexbox panel is opened in the layout view pref("devtools.layout.flexbox.opened", true); // Whether or not the flexbox container panel is opened in the layout view pref("devtools.layout.flex-container.opened", true); // Whether or not the flexbox item panel is opened in the layout view pref("devtools.layout.flex-item.opened", true); // Whether or not the grid inspector panel is opened in the layout view pref("devtools.layout.grid.opened", true); // Enable hovering Box Model values and jumping to their source CSS rule in the // rule-view. #if defined(NIGHTLY_BUILD) pref("devtools.layout.boxmodel.highlightProperty", true); #else pref("devtools.layout.boxmodel.highlightProperty", false); #endif // By how many times eyedropper will magnify pixels pref("devtools.eyedropper.zoom", 6); // Enable to collapse attributes that are too long. pref("devtools.markup.collapseAttributes", true); // Length to collapse attributes pref("devtools.markup.collapseAttributeLength", 120); // Whether to auto-beautify the HTML on copy. pref("devtools.markup.beautifyOnCopy", false); // DevTools default color unit pref("devtools.defaultColorUnit", "authored"); // Enable the Memory tools pref("devtools.memory.enabled", true); pref("devtools.memory.custom-census-displays", "{}"); pref("devtools.memory.custom-label-displays", "{}"); pref("devtools.memory.custom-tree-map-displays", "{}"); pref("devtools.memory.max-individuals", 1000); pref("devtools.memory.max-retaining-paths", 10); // Enable the Performance tools pref("devtools.performance.enabled", true); // The default cache UI setting pref("devtools.cache.disabled", false); // The default service workers UI setting pref("devtools.serviceWorkers.testing.enabled", false); // Enable the Network Monitor pref("devtools.netmonitor.enabled", true); pref("devtools.netmonitor.features.requestBlocking", true); // Enable the Application panel pref("devtools.application.enabled", true); // Enable the custom formatters feature // This preference represents the user's choice to enable the custom formatters feature. // While the preference above will be removed once the feature is stable, this one is menat to stay. pref("devtools.custom-formatters.enabled", false); // The default Network Monitor UI settings pref("devtools.netmonitor.panes-network-details-width", 550); pref("devtools.netmonitor.panes-network-details-height", 450); pref("devtools.netmonitor.panes-search-width", 550); pref("devtools.netmonitor.panes-search-height", 450); pref("devtools.netmonitor.filters", "[\"all\"]"); pref("devtools.netmonitor.requestfilter", ""); pref("devtools.netmonitor.visibleColumns", "[\"override\",\"status\",\"method\",\"domain\",\"file\",\"initiator\",\"type\",\"transferred\",\"contentSize\",\"waterfall\"]" ); pref("devtools.netmonitor.columnsData", '[{"name":"override","minWidth":20,"width":2}, {"name":"status","minWidth":30,"width":5}, {"name":"method","minWidth":30,"width":5}, {"name":"domain","minWidth":30,"width":10}, {"name":"file","minWidth":30,"width":25}, {"name":"url","minWidth":30,"width":25},{"name":"initiator","minWidth":30,"width":10},{"name":"type","minWidth":30,"width":5},{"name":"transferred","minWidth":30,"width":10},{"name":"contentSize","minWidth":30,"width":5},{"name":"waterfall","minWidth":150,"width":15}]'); pref("devtools.netmonitor.msg.payload-preview-height", 128); pref("devtools.netmonitor.msg.visibleColumns", '["data", "time"]' ); pref("devtools.netmonitor.msg.displayed-messages.limit", 500); pref("devtools.netmonitor.response.ui.limit", 10240); pref("devtools.netmonitor.ui.default-raw-response", false); // Save request/response bodies yes/no. pref("devtools.netmonitor.saveRequestAndResponseBodies", true); // The default Network monitor HAR export setting pref("devtools.netmonitor.har.defaultLogDir", ""); pref("devtools.netmonitor.har.defaultFileName", "%hostname_Archive [%date]"); pref("devtools.netmonitor.har.jsonp", false); pref("devtools.netmonitor.har.jsonpCallback", ""); pref("devtools.netmonitor.har.includeResponseBodies", true); pref("devtools.netmonitor.har.compress", false); pref("devtools.netmonitor.har.forceExport", false); pref("devtools.netmonitor.har.pageLoadedTimeout", 1500); pref("devtools.netmonitor.har.enableAutoExportToFile", false); pref("devtools.netmonitor.har.multiple-pages", false); // netmonitor audit pref("devtools.netmonitor.audits.slow", 500); // Enable the new Edit and Resend panel pref("devtools.netmonitor.features.newEditAndResend", true); pref("devtools.netmonitor.customRequest", '{}'); // Enable the Storage Inspector pref("devtools.storage.enabled", true); // Enable the Style Editor. pref("devtools.styleeditor.enabled", true); pref("devtools.styleeditor.autocompletion-enabled", true); pref("devtools.styleeditor.showAtRulesSidebar", true); pref("devtools.styleeditor.atRulesSidebarWidth", 238); pref("devtools.styleeditor.navSidebarWidth", 245); pref("devtools.styleeditor.transitions", true); // Screenshot Option Settings. pref("devtools.screenshot.clipboard.enabled", false); pref("devtools.screenshot.audio.enabled", true); // Make sure the DOM panel is hidden by default pref("devtools.dom.enabled", false); // Enable the Accessibility panel. pref("devtools.accessibility.enabled", true); // Web console filters pref("devtools.webconsole.filter.error", true); pref("devtools.webconsole.filter.warn", true); pref("devtools.webconsole.filter.info", true); pref("devtools.webconsole.filter.log", true); pref("devtools.webconsole.filter.debug", true); pref("devtools.webconsole.filter.css", false); pref("devtools.webconsole.filter.net", false); pref("devtools.webconsole.filter.netxhr", false); // Webconsole autocomplete preference pref("devtools.webconsole.input.autocomplete",true); // Set to true to eagerly show the results of webconsole terminal evaluations // when they don't have side effects. pref("devtools.webconsole.input.eagerEvaluation", true); // Browser console filters pref("devtools.browserconsole.filter.error", true); pref("devtools.browserconsole.filter.warn", true); pref("devtools.browserconsole.filter.info", true); pref("devtools.browserconsole.filter.log", true); pref("devtools.browserconsole.filter.debug", true); pref("devtools.browserconsole.filter.css", false); pref("devtools.browserconsole.filter.net", false); pref("devtools.browserconsole.filter.netxhr", false); // Max number of inputs to store in web console history. pref("devtools.webconsole.inputHistoryCount", 300); // Persistent logging: |true| if you want the relevant tool to keep all of the // logged messages after reloading the page, |false| if you want the output to // be cleared each time page navigation happens. pref("devtools.webconsole.persistlog", false); pref("devtools.netmonitor.persistlog", false); // Web Console timestamp: |true| if you want the logs and instructions // in the Web Console to display a timestamp, or |false| to not display // any timestamps. pref("devtools.webconsole.timestampMessages", false); // Enable the webconsole sidebar toggle in Nightly builds. #if defined(NIGHTLY_BUILD) pref("devtools.webconsole.sidebarToggle", true); #else pref("devtools.webconsole.sidebarToggle", false); #endif // Saved editor mode state in the console. pref("devtools.webconsole.input.editor", false); pref("devtools.browserconsole.input.editor", false); // Editor width for webconsole and browserconsole. pref("devtools.webconsole.input.editorWidth", 0); pref("devtools.browserconsole.input.editorWidth", 0); // Display an onboarding UI for the Editor mode. pref("devtools.webconsole.input.editorOnboarding", true); // Enable message grouping in the console, true by default pref("devtools.webconsole.groupWarningMessages", true); // Enable network monitoring the browser toolbox console/browser console. pref("devtools.browserconsole.enableNetworkMonitoring", false); // Enable client-side mapping service for source maps pref("devtools.source-map.client-service.enabled", true); // The number of lines that are displayed in the web console. pref("devtools.hud.loglimit", 10000); // The developer tools editor configuration: // - tabsize: how many spaces to use when a Tab character is displayed. // - expandtab: expand Tab characters to spaces. // - keymap: which keymap to use (can be 'default', 'emacs' or 'vim') // - autoclosebrackets: whether to permit automatic bracket/quote closing. // - detectindentation: whether to detect the indentation from the file // - enableCodeFolding: Whether to enable code folding or not. pref("devtools.editor.tabsize", 2); pref("devtools.editor.expandtab", true); pref("devtools.editor.keymap", "default"); pref("devtools.editor.autoclosebrackets", true); pref("devtools.editor.detectindentation", true); pref("devtools.editor.enableCodeFolding", true); pref("devtools.editor.autocomplete", true); // The angle of the viewport. pref("devtools.responsive.viewport.angle", 0); // The width of the viewport. pref("devtools.responsive.viewport.width", 320); // The height of the viewport. pref("devtools.responsive.viewport.height", 480); // The pixel ratio of the viewport. pref("devtools.responsive.viewport.pixelRatio", 0); // Whether or not the viewports are left aligned. pref("devtools.responsive.leftAlignViewport.enabled", false); // Whether to reload when touch simulation is toggled pref("devtools.responsive.reloadConditions.touchSimulation", false); // Whether to reload when user agent is changed pref("devtools.responsive.reloadConditions.userAgent", false); // Whether to show the notification about reloading to apply emulation pref("devtools.responsive.reloadNotification.enabled", true); // Whether or not touch simulation is enabled. pref("devtools.responsive.touchSimulation.enabled", false); // The user agent of the viewport. pref("devtools.responsive.userAgent", ""); // Show the custom user agent input by default pref("devtools.responsive.showUserAgentInput", true); // Show tab debug targets for This Firefox (on by default for local builds). #ifdef MOZILLA_OFFICIAL pref("devtools.aboutdebugging.local-tab-debugging", false); #else pref("devtools.aboutdebugging.local-tab-debugging", true); #endif // Show process debug targets. pref("devtools.aboutdebugging.process-debugging", true); // Stringified array of network locations that users can connect to. pref("devtools.aboutdebugging.network-locations", "[]"); // Debug target pane collapse/expand settings. pref("devtools.aboutdebugging.collapsibilities.installedExtension", false); pref("devtools.aboutdebugging.collapsibilities.otherWorker", false); pref("devtools.aboutdebugging.collapsibilities.serviceWorker", false); pref("devtools.aboutdebugging.collapsibilities.sharedWorker", false); pref("devtools.aboutdebugging.collapsibilities.tab", false); pref("devtools.aboutdebugging.collapsibilities.temporaryExtension", false); // about:debugging: only show system and hidden extensions in local builds by // default. #ifdef MOZILLA_OFFICIAL pref("devtools.aboutdebugging.showHiddenAddons", false); #else pref("devtools.aboutdebugging.showHiddenAddons", true); #endif // Map top-level await expressions in the console pref("devtools.debugger.features.map-await-expression", true); // This relies on javascript.options.asyncstack as well or it has no effect. pref("devtools.debugger.features.async-captured-stacks", true); pref("devtools.debugger.features.async-live-stacks", false); // When debugging a website, this pref controls if extension content scripts applied // to the currently debugged page should be shown in the Debugger Source Tree pref("devtools.debugger.show-content-scripts", false); pref("devtools.debugger.hide-ignored-sources", false); // Disable autohide for DevTools popups and tooltips. // This is currently not exposed by any UI to avoid making // about:devtools-toolbox tabs unusable by mistake. pref("devtools.popup.disable_autohide", false); // Add support for high contrast mode #if defined(NIGHTLY_BUILD) pref("devtools.high-contrast-mode-support", true); #else pref("devtools.high-contrast-mode-support", false); #endif // FirstStartup service time-out in ms pref("first-startup.timeout", 30000); // Enable the default browser agent. // The agent still runs as scheduled if this pref is disabled, // but it exits immediately before taking any action. #ifdef XP_WIN pref("default-browser-agent.enabled", true); #endif // Test Prefs that do nothing for testing #if defined(EARLY_BETA_OR_EARLIER) pref("app.normandy.test-prefs.bool", false); pref("app.normandy.test-prefs.integer", 0); pref("app.normandy.test-prefs.string", ""); #endif // Shows 'View Image Info' item in the image context menu #ifdef MOZ_DEV_EDITION pref("browser.menu.showViewImageInfo", true); #else pref("browser.menu.showViewImageInfo", false); #endif // Handing URLs to external apps via the "Share URL" menu item could allow a proxy bypass #ifdef MOZ_PROXY_BYPASS_PROTECTION pref("browser.menu.share_url.allow", false); #endif // Mozilla-controlled domains that are allowed to use non-standard // context properties for SVG images for use in the browser UI. Please // keep this list short. This preference (and SVG `context-` keyword support) // are expected to go away once a standardized alternative becomes // available. pref("svg.context-properties.content.allowed-domains", "profile.accounts.firefox.com,profile.stage.mozaws.net"); // Preference that allows individual users to disable Firefox Translations. #ifdef NIGHTLY_BUILD pref("extensions.translations.disabled", true); #endif #if defined(XP_MACOSX) || defined(XP_WIN) pref("browser.firefoxbridge.enabled", false); pref("browser.firefoxbridge.extensionOrigins", "chrome-extension://gkcbmfjnnjoambnfmihmnkneakghogca/" ); #endif // Turn on interaction measurements pref("browser.places.interactions.enabled", true); // If the user has seen the Firefox View feature tour this value reflects // the id of the last screen they saw and whether they completed the tour pref("browser.firefox-view.feature-tour", "{\"screen\":\"FIREFOX_VIEW_SPOTLIGHT\",\"complete\":false}"); // Number of times the user visited about:firefoxview pref("browser.firefox-view.view-count", 0); // Maximum number of rows to show on the "History" page (0 = unlimited). pref("browser.firefox-view.max-history-rows", 0); // Enables virtual list functionality in Firefox View. pref("browser.firefox-view.virtual-list.enabled", true); // If the user has seen the pdf.js feature tour this value reflects the tour // message id, the id of the last screen they saw, and whether they completed the tour pref("browser.pdfjs.feature-tour", "{\"screen\":\"\",\"complete\":false}"); pref("cookiebanners.ui.desktop.enabled", false); // When true, shows a one-time feature callout for cookie banner blocking. pref("cookiebanners.ui.desktop.showCallout", false); // Controls which variant of the cookie banner CFR the user is presented with. pref("cookiebanners.ui.desktop.cfrVariant", 0); // Parameters for the swipe-to-navigation icon. // // `navigation-icon-{start|end}-position` is the start or the end position of // the icon movement in response to the user's swipe gesture. `0` means the icon // positions at the left edge of the browser window. For example on Mac, when // the user started swipe gesture left to right, the icon appears at a point // where left side 20px of the icon is outside of the browser window's view. // // `navigation-icon-{min|max}-radius` is the minimum or the maximum radius of // the icon's outer circle size in response to the user's swipe gesture. `-1` // means that the circle radius never changes. #ifdef XP_MACOSX pref("browser.swipe.navigation-icon-start-position", -20); pref("browser.swipe.navigation-icon-end-position", 0); pref("browser.swipe.navigation-icon-min-radius", -1); pref("browser.swipe.navigation-icon-max-radius", -1); #else pref("browser.swipe.navigation-icon-start-position", -40); pref("browser.swipe.navigation-icon-end-position", 60); pref("browser.swipe.navigation-icon-min-radius", 12); pref("browser.swipe.navigation-icon-max-radius", 20); #endif // Trigger FOG's Artifact Build support on artifact builds. #ifdef MOZ_ARTIFACT_BUILDS pref("telemetry.fog.artifact_build", true); #endif #ifdef NIGHTLY_BUILD pref("dom.security.credentialmanagement.identity.enabled", true); pref("dom.security.credentialmanagement.identity.heavyweight.enabled", true); #endif pref("ui.new-webcompat-reporter.enabled", true); #if defined(EARLY_BETA_OR_EARLIER) pref("ui.new-webcompat-reporter.send-more-info-link", true); #else pref("ui.new-webcompat-reporter.send-more-info-link", false); #endif # 0 = disabled, 1 = reason optional, 2 = reason required. pref("ui.new-webcompat-reporter.reason-dropdown", 2); pref("ui.new-webcompat-reporter.reason-dropdown.randomized", true); // Reset Private Browsing Session feature #if defined(NIGHTLY_BUILD) pref("browser.privatebrowsing.resetPBM.enabled", true); #else pref("browser.privatebrowsing.resetPBM.enabled", false); #endif // Whether the reset private browsing panel should ask for confirmation before // performing the clear action. pref("browser.privatebrowsing.resetPBM.showConfirmationDialog", true); // the preferences related to the Nimbus experiment, to activate and deactivate // the the entire rollout (see: bug 1864216 - two prompts, 1877500 - set two in one prompt) pref("browser.mailto.dualPrompt", false); // Display a reminder prompt for known webmailers if the prompt was not // dismissed before the next visit of that webmailer. pref("browser.mailto.dualPrompt.onLocationChange", false); // configures after how many minutes is the prompt shown again after it was // dismissed. This differs from clicking the 'x' button and 'not now' (forever=0) pref("browser.mailto.dualPrompt.dismissNotNowMinutes", 525600); // one year pref("browser.mailto.dualPrompt.dismissXClickMinutes", 1440); // one day // Pref to initialize the BackupService soon after startup. pref("browser.backup.enabled", true); // Pref to control whether scheduled backups run or not. pref("browser.backup.scheduled.enabled", false); // Pref to control the visibility of the backup section in about:preferences pref("browser.backup.preferences.ui.enabled", false); // The number of SQLite database pages to backup per step. pref("browser.backup.sqlite.pages_per_step", 50); // The delay between SQLite database backup steps in milliseconds. pref("browser.backup.sqlite.step_delay_ms", 50); pref("browser.backup.scheduled.idle-threshold-seconds", 15); pref("browser.backup.scheduled.minimum-time-between-backups-seconds", 3600); pref("browser.backup.template.fallback-download.release", "https://www.mozilla.org/firefox/download/thanks/?s=direct&utm_medium=firefox-desktop&utm_source=backup&utm_campaign=firefox-backup-2024&utm_content=control"); pref("browser.backup.template.fallback-download.beta", "https://www.mozilla.org/firefox/channel/desktop/?utm_medium=firefox-desktop&utm_source=backup&utm_campaign=firefox-backup-2024&utm_content=control#beta"); pref("browser.backup.template.fallback-download.aurora", "https://www.mozilla.org/firefox/channel/desktop/?utm_medium=firefox-desktop&utm_source=backup&utm_campaign=firefox-backup-2024&utm_content=control#developer"); pref("browser.backup.template.fallback-download.nightly", "https://www.mozilla.org/firefox/channel/desktop/?utm_medium=firefox-desktop&utm_source=backup&utm_campaign=firefox-backup-2024&utm_content=control#nightly"); pref("browser.backup.template.fallback-download.esr", "https://www.mozilla.org/firefox/enterprise/?utm_medium=firefox-desktop&utm_source=backup&utm_campaign=firefox-backup-2024&utm_content=control#download"); #ifdef NIGHTLY_BUILD // Pref to enable the new profiles pref("browser.profiles.enabled", true); #else pref("browser.profiles.enabled", false); #endif pref("browser.profiles.profile-name.updated", false); // Whether to allow the user to merge profile data pref("browser.profiles.sync.allow-danger-merge", false); pref("startup.homepage_override_url_nimbus", ""); // These prefs are referring to the Fx update version pref("startup.homepage_override_nimbus_maxVersion", ""); pref("startup.homepage_override_nimbus_minVersion", ""); // Pref to disable all What's New pages pref("startup.homepage_override_nimbus_disable_wnp", false); // Pref to enable the content relevancy feature. pref("toolkit.contentRelevancy.enabled", false); // Pref to enable the ingestion through the Rust component. pref("toolkit.contentRelevancy.ingestEnabled", false); // Pref to enable extra logging for the content relevancy feature pref("toolkit.contentRelevancy.log", false); // The number of days after which to rotate the context ID. 0 means to disable // rotation altogether. pref("browser.contextual-services.contextId.rotation-in-days", 0); pref("browser.contextual-services.contextId.rust-component.enabled", false);