Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

2 files changed, 2890 insertions, 0 deletions

diff --git a/browser/app/profile/channel-prefs.js b/browser/app/profile/channel-prefs.js
new file mode 100644
index 0000000000..eed6e634c2
--- /dev/null
+++ b/browser/app/profile/channel-prefs.js
@@ -0,0 +1,9 @@
+/* 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/. */
+//
+// This pref is in its own file for complex reasons. See the comment in
+// browser/app/Makefile.in, bug 756325, and bug 1431342 for details. Do not add
+// other prefs to this file.
+
+pref("app.update.channel", "@MOZ_UPDATE_CHANNEL@");
diff --git a/browser/app/profile/firefox.js b/browser/app/profile/firefox.js
new file mode 100644
index 0000000000..621900f90f
--- /dev/null
+++ b/browser/app/profile/firefox.js
@@ -0,0 +1,2881 @@
+#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
+
+pref("browser.hiddenWindowChromeURL", "chrome://browser/content/hiddenWindowMac.xhtml");
+
+// 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);
+
+// Temporary preference to forcibly make themes more safe with Australis even if
+// extensions.checkCompatibility=false has been set.
+pref("extensions.checkCompatibility.temporaryThemeOverride_minAppVersion", "29.0a1");
+
+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%");
+
+// 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.jsm 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);
+pref("xpinstall.signatures.devInfoURL", "https://wiki.mozilla.org/Addons/Extension_Signing");
+
+// 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);
+
+// Ids of the links to the "What's new" update documentation
+pref("app.update.link.updateAvailableWhatsNew", "update-available-whats-new");
+pref("app.update.link.updateManualWhatsNew", "update-manual-whats-new");
+
+// How many times we should let downloads fail before prompting the user to
+// download a fresh installer.
+pref("app.update.download.promptMaxAttempts", 2);
+
+// How many times we should let an elevation prompt fail before prompting the user to
+// download a fresh installer.
+pref("app.update.elevation.promptMaxAttempts", 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);
+#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);
+#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%&currentAppVersion=%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%&currentAppVersion=%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.requireSecure", true);
+pref("browser.uitour.themeOrigin", "https://addons.mozilla.org/%LOCALE%/firefox/themes/");
+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 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);
+// URL to navigate to when launching Firefox after accepting the Windows Default
+// Browser Agent "Set Firefox as default" call to action.
+pref("browser.shell.defaultBrowserAgent.thanksURL", "https://www.mozilla.org/%LOCALE%/firefox/set-as-default/thanks/");
+#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);
+#endif
+
+// Show an upgrade dialog on major upgrades.
+pref("browser.startup.upgradeDialog.enabled", true);
+
+// Don't create the hidden window during startup on
+// platforms that don't always need it (Win/Linux).
+pref("toolkit.lazyHiddenWindow", true);
+
+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.theme.colorway-closet", true);
+
+// Whether expired built-in colorways themes that are active or retained
+// should be allowed to check for updates and be updated to an AMO hosted
+// theme with the same id (as part of preparing to remove from mozilla-central
+// all the expired built-in colorways themes, after existing users have been
+// migrated to colorways themes hosted on AMO).
+pref("browser.theme.colorway-migration", true);
+
+// 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);
+
+// 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);
+
+// Enable a certain level of urlbar logging to the Browser Console. See Log.jsm.
+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.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",           false);
+
+#if defined(EARLY_BETA_OR_EARLIER)
+  // Enable QuickActions and its urlbar search mode button.
+  pref("browser.urlbar.quickactions.enabled", true);
+  pref("browser.urlbar.suggest.quickactions", true);
+  pref("browser.urlbar.shortcuts.quickactions", true);
+  pref("browser.urlbar.quickactions.showPrefs", true);
+#endif
+
+#if defined(EARLY_BETA_OR_EARLIER)
+  // Enable Trending suggestions.
+  pref("browser.urlbar.trending.featureGate", true);
+#endif
+
+// Feature gate pref for weather suggestions in the urlbar.
+pref("browser.urlbar.weather.featureGate", false);
+
+// When false, the weather suggestion will not be fetched when a VPN is
+// detected. When true, it will be fetched anyway.
+pref("browser.urlbar.weather.ignoreVPN", 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);
+
+// If `browser.urlbar.weather.featureGate` is true, this controls whether
+// weather suggestions are turned on.
+pref("browser.urlbar.suggest.weather", true);
+
+// When `browser.urlbar.bestMatch.enabled` is true, this controls whether best
+// match 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 experiments or rollouts the user is enrolled in over
+// time.
+pref("browser.urlbar.suggest.bestmatch", true, sticky);
+
+// 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 quick suggest feature in the urlbar is enabled.
+pref("browser.urlbar.quicksuggest.enabled", false);
+
+// Whether to show the QuickSuggest onboarding dialog.
+pref("browser.urlbar.quicksuggest.shouldShowOnboardingDialog", true);
+
+// Show QuickSuggest onboarding dialog on the nth browser restarts.
+pref("browser.urlbar.quicksuggest.showOnboardingDialogAfterNRestarts", 0);
+
+// The indexes of the sponsored and non-sponsored quick suggest results within
+// the general results group.
+pref("browser.urlbar.quicksuggest.sponsoredIndex", -1);
+pref("browser.urlbar.quicksuggest.nonSponsoredIndex", -1);
+
+// Whether Remote Settings is enabled as a quick suggest source.
+pref("browser.urlbar.quicksuggest.remoteSettings.enabled", true);
+
+// Whether quick suggest results can be shown in position specified in the
+// suggestions.
+pref("browser.urlbar.quicksuggest.allowPositionInSuggestions", true);
+
+// 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);
+
+// Whether the usual non-best-match quick suggest results can be blocked. This
+// pref is a fallback for the Nimbus variable `quickSuggestBlockingEnabled`.
+pref("browser.urlbar.quicksuggest.blockingEnabled", true);
+
+// 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);
+
+// 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);
+
+// Whether addresses and search results typed into the address bar
+// should be opened in new tabs by default.
+pref("browser.urlbar.openintab", false);
+
+// Enable three-dot options button and menu for eligible results.
+pref("browser.urlbar.resultMenu", true);
+// 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.
+#if defined(EARLY_BETA_OR_EARLIER)
+pref("browser.urlbar.showSearchTerms.featureGate", true);
+#else
+pref("browser.urlbar.showSearchTerms.featureGate", false);
+#endif
+
+// If true, show the search term in the Urlbar while on
+// a default search engine results page.
+pref("browser.urlbar.showSearchTerms.enabled", true);
+
+// Controls the empty search behavior in Search Mode:
+//  0 - Show nothing
+//  1 - Show search history
+//  2 - Show search and browsing history
+pref("browser.urlbar.update2.emptySearchBehavior", 0);
+
+// 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);
+
+pref("browser.urlbar.eventTelemetry.enabled", false);
+
+// 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);
+
+// Whether Merino is enabled as a quick suggest source in the urlbar.
+pref("browser.urlbar.merino.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", "");
+
+// Whether the best match feature in the urlbar is enabled.
+pref("browser.urlbar.bestMatch.enabled", false);
+
+// Whether best match results can be blocked. This pref is a fallback for the
+// Nimbus variable `bestMatchBlockingEnabled`.
+pref("browser.urlbar.bestMatch.blockingEnabled", true);
+
+// Enable site specific search result.
+pref("browser.urlbar.contextualSearch.enabled", false);
+
+// Feature gate pref for addon suggestions in the urlbar.
+pref("browser.urlbar.addons.featureGate", false);
+
+// If `browser.urlbar.addons.featureGate` is true, this controls whether
+// addons suggestions are turned on.
+pref("browser.urlbar.suggest.addons", 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);
+
+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 engine removal URL
+pref("browser.search.searchEngineRemoval", "https://support.mozilla.org/1/firefox/%VERSION%/%OS%/%LOCALE%/search-engine-removal");
+
+// 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);
+
+// comma separated list of of engines to hide in the search panel.
+pref("browser.search.hiddenOneOffs", "");
+
+// Mirrors whether the search-container widget is in the navigation toolbar.
+pref("browser.search.widget.inNavBar", 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 (impressions, engagements and abandonment)
+pref("browser.search.serpEventTelemetry.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");
+
+// Enables the new private browsing indicator.
+pref("browser.privatebrowsing.enable-new-indicator", true);
+
+// Enables the new about:privatebrowsing logo.
+pref("browser.privatebrowsing.enable-new-logo", true);
+
+// Whether the user has opted-in to recommended settings for data features.
+pref("browser.dataFeatureRecommendations.enabled", false);
+
+// Temporary pref to control whether or not Private Browsing windows show up
+// as separate icons in the Windows taskbar.
+pref("browser.privateWindowSeparation.enabled", true);
+
+// Use dark theme variant for PBM windows. This is only supported if the theme
+// sets darkTheme data.
+pref("browser.theme.dark-private-windows", 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);
+
+// 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);
+pref("browser.tabs.warnOnClose", false);
+pref("browser.tabs.warnOnCloseOtherTabs", true);
+pref("browser.tabs.warnOnOpen", true);
+pref("browser.tabs.maxOpenBeforeWarn", 15);
+pref("browser.tabs.loadInBackground", true);
+pref("browser.tabs.opentabfor.middleclick", true);
+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");
+
+//Control the visibility of Tab Manager Menu.
+pref("browser.tabs.tabmanager.enabled", true);
+
+// 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.firefox-view", true);
+pref("browser.tabs.firefox-view.logLevel", "Warn");
+pref("browser.tabs.firefox-view.notify-for-tabs", false);
+
+// 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");
+
+// 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);
+
+// popups.policy 1=allow,2=reject
+pref("privacy.popups.policy",               1);
+pref("privacy.popups.usecustom",            true);
+pref("privacy.popups.showBrowserMessage",   true);
+
+pref("privacy.item.cookies",                false);
+
+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);
+
+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);
+
+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.migrateFx3Prefs",    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 auh requests
+// See bug 791594
+pref("privacy.authPromptSpoofingProtection",         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_win.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
+pref("network.protocol-handler.external.news", true);   // for news
+pref("network.protocol-handler.external.snews", true);  // for secure news
+pref("network.protocol-handler.external.nntp", true);   // also news
+#ifdef XP_WIN
+  pref("network.protocol-handler.external.ms-windows-store", true);
+#endif
+
+// ...without warning dialogs
+pref("network.protocol-handler.warn-external.mailto", false);
+pref("network.protocol-handler.warn-external.news", false);
+pref("network.protocol-handler.warn-external.snews", false);
+pref("network.protocol-handler.warn-external.nntp", false);
+#ifdef XP_WIN
+  pref("network.protocol-handler.warn-external.ms-windows-store", false);
+#endif
+
+// 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);
+
+pref("plugins.testmode", false);
+
+// Should plugins that are hidden show the infobar UI?
+pref("plugins.show_infobar", false);
+
+#if defined(_ARM64_) && defined(XP_WIN)
+  pref("plugin.default.state", 0);
+#else
+  pref("plugin.default.state", 1);
+#endif
+
+// Toggling Search bar on and off in about:preferences
+pref("browser.preferences.search", true);
+#if defined(NIGHTLY_BUILD)
+pref("browser.preferences.experimental", true);
+#else
+pref("browser.preferences.experimental", false);
+#endif
+pref("browser.preferences.moreFromMozilla", true);
+pref("browser.preferences.experimental.hidden", false);
+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);
+
+// this will automatically enable inline spellchecking (if it is available) for
+// editable elements in HTML
+// 0 = spellcheck nothing
+// 1 = check multi-line controls [default]
+// 2 = check multi/single line controls
+pref("layout.spellcheckDefault", 1);
+
+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);
+
+// 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
+
+// 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 can be reopened (per session) - on non-OS X platforms this
+// pref may be ignored when dealing with pop-up windows to ensure proper startup
+pref("browser.sessionstore.max_windows_undo", 3);
+// 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);
+// 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);
+// Platform collects session storage data for session store
+pref("browser.sessionstore.collect_session_storage", 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);
+
+// Clear data by base domain (including partitioned storage) when the user
+// selects "Forget About This Site".
+pref("places.forgetThisSite.clearByBaseDomain", true);
+
+// 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 save and restore zoom levels on a per-site basis.
+pref("browser.zoom.siteSpecific", 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");
+
+// URL for "Learn More" for Crash Reporter
+pref("toolkit.crashreporter.infoURL",
+     "https://www.mozilla.org/legal/privacy/firefox.html#crash-reporter");
+
+// 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/");
+
+// Name of alternate about: page for certificate errors (when undefined, defaults to about:neterror)
+pref("security.alternate_certificate_error_page", "certerror");
+
+pref("security.certerrors.recordEventTelemetry", true);
+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", 6);
+
+  // 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
+  //
+  // 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", 4);
+  // Introduced as part of bug 1608558.  Linux is currently the only platform
+  // that uses a sandbox level for the socket process.  There are currently
+  // only 2 levels:
+  // 0 -> "no sandbox"
+  // 1 -> "sandboxed, allows socket operations and reading necessary certs"
+  pref("security.sandbox.socket.process.level", 1);
+  pref("security.sandbox.content.write_path_whitelist", "");
+  pref("security.sandbox.content.read_path_whitelist", "");
+  pref("security.sandbox.content.syscall_whitelist", "");
+#endif
+
+#if defined(XP_OPENBSD) && defined(MOZ_SANDBOX)
+  pref("security.sandbox.content.level", 1);
+#endif
+
+#if defined(MOZ_CONTENT_TEMP_DIR)
+  // ID (a UUID when set by gecko) that is used to form the name of a
+  // sandbox-writable temporary directory to be used by content processes
+  // when a temporary writable file is required.
+  pref("security.sandbox.content.tempDirSuffix", "");
+#endif
+
+// This pref governs whether we attempt to work around problems caused by
+// plugins using OS calls to manipulate the cursor while running out-of-
+// process.  These workarounds all involve intercepting (hooking) certain
+// OS calls in the plugin process, then arranging to make certain OS calls
+// in the browser process.  Eventually plugins will be required to use the
+// NPAPI to manipulate the cursor, and these workarounds will be removed.
+// See bug 621117.
+#ifdef XP_MACOSX
+  pref("dom.ipc.plugins.nativeCursorSupport", true);
+#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);
+#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.snippets", 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.search.widget.inNavBar", 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.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);
+pref("services.sync.prefs.sync.general.smoothScroll", true);
+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.network.cookie.thirdparty.sessionOnly", 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.cookies", true);
+pref("services.sync.prefs.sync.privacy.clearOnShutdown.downloads", true);
+pref("services.sync.prefs.sync.privacy.clearOnShutdown.formdata", true);
+pref("services.sync.prefs.sync.privacy.clearOnShutdown.history", 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.donottrackheader.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);
+
+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.
+#if defined(EARLY_BETA_OR_EARLIER)
+  pref("browser.topsites.contile.sov.enabled", true);
+#else
+  pref("browser.topsites.contile.sov.enabled", false);
+#endif
+
+// 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");
+
+// Whether to show tab level system prompts opened via nsIPrompt(Service) as
+// SubDialogs in the TabDialogBox (true) or as TabModalPrompt in the
+// TabModalPromptBox (false).
+pref("prompts.tabChromePromptSubDialog", true);
+
+// Whether to show the dialogs opened at the content level, such as
+// alert() or prompt(), using a SubDialogManager in the TabDialogBox.
+pref("prompts.contentPromptSubDialog", true);
+
+// Whether to show window-modal dialogs opened for browser windows
+// in a SubDialog inside their parent, instead of an OS level window.
+pref("prompts.windowPromptSubDialog", true);
+
+// Activates preloading of the new tab url.
+pref("browser.newtab.preload", true);
+
+pref("browser.newtabpage.activity-stream.newNewtabExperience.colors", "#0090ED,#FF4F5F,#2AC3A2,#FF7139,#A172FF,#FFA437,#FF2A8A");
+
+// 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.cfr", "{\"id\":\"cfr\",\"enabled\":true,\"type\":\"remote-settings\",\"collection\":\"cfr\",\"updateCycleInMs\":3600000}");
+pref("browser.newtabpage.activity-stream.asrouter.providers.whats-new-panel", "{\"id\":\"whats-new-panel\",\"enabled\":true,\"type\":\"remote-settings\",\"collection\":\"whats-new-panel\",\"updateCycleInMs\":3600000}");
+pref("browser.newtabpage.activity-stream.asrouter.providers.message-groups", "{\"id\":\"message-groups\",\"enabled\":true,\"type\":\"remote-settings\",\"collection\":\"message-groups\",\"updateCycleInMs\":3600000}");
+// This url, if changed, MUST continue to point to an https url. Pulling arbitrary content to inject into
+// this page over http opens us up to a man-in-the-middle attack that we'd rather not face. If you are a downstream
+// repackager of this code using an alternate snippet url, please keep your users safe
+pref("browser.newtabpage.activity-stream.asrouter.providers.snippets", "{\"id\":\"snippets\",\"enabled\":false,\"type\":\"remote\",\"url\":\"https://snippets.cdn.mozilla.net/%STARTPAGE_VERSION%/%NAME%/%VERSION%/%APPBUILDID%/%BUILD_TARGET%/%LOCALE%/%CHANNEL%/%OS_VERSION%/%DISTRIBUTION%/%DISTRIBUTION_VERSION%/\",\"updateCycleInMs\":14400000}");
+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);
+
+// 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");
+pref("browser.newtabpage.activity-stream.discoverystream.spoc-topsites-positions", "1");
+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.spocSiteId", "");
+
+pref("browser.newtabpage.activity-stream.discoverystream.sendToPocket.enabled", true);
+
+// 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", "FR,IT,ES");
+// 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", "");
+
+// 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);
+
+// 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");
+
+// Used to display triplet cards on newtab
+pref("trailhead.firstrun.newtab.triplets", "");
+// Separate about welcome
+pref("browser.aboutwelcome.enabled", true);
+// Used to set multistage welcome UX
+pref("browser.aboutwelcome.screens", "");
+// Used to enable window modal onboarding
+pref("browser.aboutwelcome.showModal", false);
+
+// The pref that controls if the What's New panel is enabled.
+pref("browser.messaging-system.whatsNewPanel.enabled", true);
+
+// Experiment Manager
+// See Console.sys.mjs LOG_LEVELS for all possible values
+pref("messaging-system.log", "warn");
+pref("messaging-system.rsexperimentloader.enabled", true);
+pref("messaging-system.rsexperimentloader.collection_id", "nimbus-desktop-experiments");
+pref("nimbus.debug", false);
+pref("nimbus.validation.enabled", true);
+
+// Nimbus QA prefs. Used to monitor pref-setting test experiments.
+pref("nimbus.qa.pref-1", "default");
+pref("nimbus.qa.pref-2", "default");
+
+// Enable the DOM fullscreen API.
+pref("full-screen-api.enabled", true);
+
+// 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
+
+// Used by pdf.js to know the first time firefox is run with it installed so it
+// can become the default pdf viewer.
+pref("pdfjs.firstRun", true);
+// 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("security.identitypopup.recordEventTelemetry", true);
+pref("security.protectionspopup.recordEventTelemetry", true);
+pref("security.app_menu.recordEventTelemetry", true);
+
+// Block insecure active content on https pages
+pref("security.mixed_content.block_active_content", true);
+
+// Show degraded UI for http pages.
+pref("security.insecure_connection_icon.enabled", true);
+// Show degraded UI for http pages in private mode.
+pref("security.insecure_connection_icon.pbmode.enabled", true);
+
+// Show "Not Secure" text for http pages; disabled for now
+pref("security.insecure_connection_text.enabled", false);
+pref("security.insecure_connection_text.pbmode.enabled", false);
+
+// 1 = allow MITM for certificate pinning checks.
+pref("security.cert_pinning.enforcement_level", 1);
+
+
+// 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", "fx_desktop_v3");
+
+// 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
+
+// If activated, send tab will use the new FxA commands backend.
+pref("identity.fxaccounts.commands.enabled", true);
+// 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);
+
+// Whether we should run a test-pattern through EME GMPs before assuming they'll
+// decode H.264.
+pref("media.gmp.trial-create.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-widevinecdm.visible", true);
+  pref("media.gmp-widevinecdm.enabled", true);
+#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);
+
+// Preferences for the older translation service backed by external services. This is
+// planned to be replaced with an integration of the Firefox Translations service.
+// The prefs for the new service are located under "browser.translations" in
+// modules/libpref/init/all.js
+//
+// See Bug 971044.
+pref("browser.translation.detectLanguage", false);
+pref("browser.translation.neverForLanguages", "");
+// Show the older translation UI that uses external services. This includes UI such as
+// the info bar, notification icon and preferences.
+pref("browser.translation.ui.show", false);
+// Allows to define the translation engine. Google is default, Bing or Yandex are other options.
+pref("browser.translation.engine", "Google");
+
+// Enable Firefox translations powered by the Bergamot translations
+// engine https://browser.mt/. See Bug 971044.
+#if defined(EARLY_BETA_OR_EARLIER)
+pref("browser.translations.enable", true);
+#endif
+
+// 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);
+
+// Ping Centre Telemetry settings.
+pref("browser.ping-centre.telemetry", true);
+pref("browser.ping-centre.log", false);
+
+// 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);
+
+pref("browser.contentblocking.database.enabled", true);
+
+pref("dom.storage_access.enabled", true);
+
+// Enable URL query stripping and strip on share in Nightly.
+#ifdef NIGHTLY_BUILD
+pref("privacy.query_stripping.enabled", true);
+pref("privacy.query_stripping.strip_on_share.enabled", true);
+#endif
+
+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:
+//     "cm": cryptomining blocking enabled
+//     "-cm": 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
+//   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
+//   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
+// One value from each section must be included in the browser.contentblocking.features.strict pref.
+pref("browser.contentblocking.features.strict", "tp,tpPrivate,cookieBehavior5,cookieBehaviorPBM5,cm,fp,stp,emailTP,emailTPPrivate,lvl2,rp,rpTop,ocsp,qps,qpsPBM");
+
+// 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);
+
+pref("browser.contentblocking.reportBreakage.url", "https://tracking-protection-issues.herokuapp.com/new");
+
+// 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.
+// We're currently blocking all of Ukraine (ua), but would prefer to block just Crimea (ua-43). Currently, the Mozilla Location Service APIs used by Region.sys.mjs only exposes the country, not the subdivision.
+pref("browser.vpn_promo.disallowed_regions", "ae,by,cn,cu,iq,ir,kp,om,ru,sd,sy,tm,tr,ua");
+
+// 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 list of supported country codes can also be found at https://github.com/mozilla/bedrock/search?q=VPN_COUNTRY_CODES
+pref("browser.contentblocking.report.vpn_regions", "as,at,be,ca,ch,de,es,fi,fr,gb,gg,ie,im,io,it,je,mp,my,nl,nz,pr,se,sg,uk,um,us,vg,vi"
+);
+
+// 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);
+
+// Comma separated string of mozilla vpn supported platforms.
+pref("browser.contentblocking.report.vpn_platforms", "win,mac,linux");
+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]");
+
+// Enables the new Protections Panel.
+#ifdef NIGHTLY_BUILD
+  pref("browser.protections_panel.enabled", true);
+  pref("browser.protections_panel.infoMessage.seen", false);
+#endif
+
+// 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);
+
+#if defined(NIGHTLY_BUILD) || defined(XP_WIN) || defined(XP_MACOSX)
+// Set to true to allow the user to silence all notifications when
+// sharing the screen. Only shipping on Windows and macOS out to
+// release. Enabled for all desktop platforms on Nightly.
+pref("privacy.webrtc.allowSilencingNotifications", true);
+// Set to true to use the legacy WebRTC global indicator
+pref("privacy.webrtc.legacyGlobalIndicator", false);
+pref("privacy.webrtc.hideGlobalIndicator", false);
+#else
+pref("privacy.webrtc.allowSilencingNotifications", false);
+pref("privacy.webrtc.legacyGlobalIndicator", true);
+#endif
+
+// 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);
+
+// Start the browser in e10s mode
+pref("browser.tabs.remote.autostart", true);
+pref("browser.tabs.remote.desktopbehavior", true);
+
+// Run media transport in a separate process?
+pref("media.peerconnection.mtransport_process", 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);
+
+// If true, unprivileged extensions may use experimental APIs on
+// nightly and developer edition.
+pref("extensions.experiments.enabled", false);
+
+#if defined(XP_LINUX) || defined(XP_WIN) || defined(XP_MACOSX)
+  // Allows us to adjust the priority of child processes at the OS level
+  pref("dom.ipc.processPriorityManager.enabled", true);
+#endif
+
+#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);
+
+// What version of Pocket CTA to show in Reader Mode (Empty string is no CTA)
+pref("reader.pocket.ctaVersion", "");
+
+pref("view_source.tab", true);
+
+pref("dom.serviceWorkers.enabled", true);
+
+// Enable Push API.
+pref("dom.push.enabled", 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);
+
+// Enable speech synthesis
+pref("media.webspeech.synth.enabled", true);
+
+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-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.enabled", true);
+pref("browser.migrate.content-modal.import-all.enabled", true);
+
+// Values can be: "default", "autoclose", "standalone", "legacy".
+pref("browser.migrate.content-modal.about-welcome-behavior", "legacy");
+
+// 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.history", false);
+pref("browser.migrate.interactions.passwords", false);
+pref("browser.migrate.preferences-entrypoint.enabled", true);
+
+pref("browser.device-migration.help-menu.hidden", false);
+
+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", true);
+pref("extensions.pocket.oAuthConsumerKey", "40249-e88c401e1b1f2242d9e441c4");
+pref("extensions.pocket.oAuthConsumerKeyBff", "94110-6d5ff7a89d72c869766af0e0");
+pref("extensions.pocket.site", "getpocket.com");
+pref("extensions.pocket.onSaveRecs", true);
+pref("extensions.pocket.onSaveRecs.locales", "en-US,en-GB,en-CA");
+
+// 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);
+
+pref("signon.management.page.fileImport.enabled", false);
+
+#ifdef NIGHTLY_BUILD
+pref("signon.management.page.os-auth.enabled", true);
+#else
+pref("signon.management.page.os-auth.enabled", false);
+#endif
+// "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");
+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);
+
+// Enable the "Simplify Page" feature in Print Preview. This feature
+// is disabled by default in toolkit.
+pref("print.use_simplify_page", true);
+
+// Space separated list of URLS that are allowed to send objects (instead of
+// only strings) through webchannels. Bug 1275612 tracks removing this pref and capability.
+pref("webchannel.allowObject.urlWhitelist", "https://content.cdn.mozilla.net https://install.mozilla.org");
+
+// 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 the user enabled the OS re-auth dialog.
+pref("extensions.formautofill.reauth.enabled", false);
+
+// 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 allows individual users to disable Screenshots.
+pref("extensions.screenshots.disabled", false);
+
+// Preference that determines whether Screenshots is opened as a dedicated browser component
+pref("screenshots.browser.component.enabled", false);
+
+// DoH Rollout: whether to clear the mode value at shutdown.
+pref("doh-rollout.clearModeOnShutdown", false);
+
+// URL for Learn More link for browser error logging in preferences
+pref("browser.chrome.errorReporter.infoURL",
+     "https://support.mozilla.org/1/firefox/%VERSION%/%OS%/%LOCALE%/nightly-error-collection");
+
+// 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);
+
+// 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", false);
+
+// Prefs for different services supported by Firefox Account
+pref("identity.fxaccounts.service.monitorLoginUrl", "https://monitor.firefox.com/");
+
+// Check bundled omni JARs for corruption.
+pref("corroborator.enabled", true);
+
+// 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.splitconsoleEnabled", 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-splitconsole.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 the inline CSS compatiblity warning in inspector rule view
+#ifdef NIGHTLY_BUILD
+  pref("devtools.inspector.ruleview.inline-compatibility-warning.enabled", true);
+#else
+  pref("devtools.inspector.ruleview.inline-compatibility-warning.enabled", false);
+#endif
+// Enable the compatibility tool in the inspector.
+pref("devtools.inspector.compatibility.enabled", true);
+// 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);
+
+// 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);
+// Whether or not the DOM mutation breakpoints context menu are enabled in the
+// markup view.
+pref("devtools.markup.mutationBreakpoints.enabled", true);
+
+// 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.search", true);
+pref("devtools.netmonitor.features.requestBlocking", true);
+
+// Enable the Application panel
+pref("devtools.application.enabled", true);
+
+// Enable the custom formatters feature
+// TODO remove once the custom formatters feature is stable (see bug 1734614)
+pref("devtools.custom-formatters", false);
+// 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.visibleColumns",
+    "[\"status\",\"method\",\"domain\",\"file\",\"initiator\",\"type\",\"transferred\",\"contentSize\",\"waterfall\"]"
+);
+pref("devtools.netmonitor.columnsData",
+  '[{"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);
+
+// 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);
+
+// Show context selector in console input
+pref("devtools.webconsole.input.context", 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);
+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);
+
+// 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
+
+// Turn on interaction measurements in Nightly only
+#ifdef NIGHTLY_BUILD
+  pref("browser.places.interactions.enabled", true);
+#endif
+
+// 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);
+
+// 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}");
+
+// Enables cookie banner handling in Nightly in Private Browsing Mode. See
+// StaticPrefList.yaml for a description of the prefs.
+#ifdef NIGHTLY_BUILD
+  pref("cookiebanners.service.mode.privateBrowsing", 1);
+#endif
+
+#if defined(EARLY_BETA_OR_EARLIER)
+  // Enables the cookie banner desktop UI.
+  pref("cookiebanners.ui.desktop.enabled", true);
+#else
+  pref("cookiebanners.ui.desktop.enabled", false);
+#endif
+
+// 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