#filter dumbComments emptyLines substitution // 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 GeckoView belong in this file. // // Please indent all prefs defined within #ifdef/#ifndef conditions. This // improves readability, particular for conditional blocks that exceed a single // screen. // Caret browsing is disabled on mobile (bug 476009) pref("accessibility.browsewithcaret_shortcut.enabled", false); pref("accessibility.typeaheadfind", false); pref("accessibility.typeaheadfind.flashBar", 1); pref("accessibility.typeaheadfind.linksonly", false); pref("accessibility.typeaheadfind.timeout", 5000); pref("app.support.baseURL", "https://support.mozilla.org/1/mobile/%VERSION%/%OS%/%LOCALE%/"); #ifdef MOZ_UPDATER pref("app.update.channel", "@MOZ_UPDATE_CHANNEL@"); #endif // Prefs used by UpdateTimerManager (including blocklist pings) (bug 783909) pref("app.update.timerFirstInterval", 30000); // milliseconds pref("app.update.timerMinimumDelay", 30); // seconds // Use a breakout angle of 30° (bug 1885506) pref("apz.axis_lock.breakout_angle", "0.5235988"); // APZ content response timeout (bug 1247280) pref("apz.content_response_timeout", 600); // Disable scrollbar dragging on Android (bug 1339831) pref("apz.drag.enabled", false); // Tweak fling curving to make medium-length flings go a bit faster (bug 1243854) pref("apz.fling_curve_function_x1", "0.59"); pref("apz.fling_curve_function_x2", "0.05"); pref("apz.fling_curve_function_y1", "0.46"); pref("apz.fling_curve_function_y2", "1.00"); // :gordonb from UX said this value makes fling curving // feel a lot better (bug 1095727) pref("apz.fling_curve_threshold_inches_per_ms", "0.01"); // Adjust fling physics based on UX feedback (bug 1229839) pref("apz.fling_friction", "0.004"); // Use Android OverScroller class for fling animation (bug 1229462) pref("apz.fling_stopped_threshold", "0.0"); // :gordonb from UX said this value makes fling curving // feel a lot better (bug 1095727) pref("apz.max_velocity_inches_per_ms", "0.07"); // Enable overscroll on Android (bug 1230674) pref("apz.overscroll.enabled", true); // Don't allow a faraway second tap to start a one-touch pinch gesture (bug 1391770) pref("apz.second_tap_tolerance", "0.3"); // This value originates from bug 1174532 pref("apz.touch_move_tolerance", "0.03"); // Lower the touch-start tolerance threshold to reduce scroll lag with APZ (bug 1230077) pref("apz.touch_start_tolerance", "0.06"); // The breakpad report server to link to in about:crashes pref("breakpad.reportURL", "https://crash-stats.mozilla.org/report/index/"); // Prevent tooltips from showing up (bug 623063) pref("browser.chrome.toolbar_tips", false); // True if you always want dump() to work // // On Android, you also need to do the following for the output // to show up in logcat: // // $ adb shell stop // $ adb shell setprop log.redirect-stdio true // $ adb shell start pref("browser.dom.window.dump.enabled", true); // Default to ~/Downloads (bug 437954) pref("browser.download.folderList", 1); // Use Android DownloadManager for scanning downloads (bug 816318) pref("browser.download.manager.addToRecentDocs", true); // Load PDF files inline with PDF.js (bug 1754499) pref("browser.download.open_pdf_attachments_inline", true); pref("browser.download.useDownloadDir", true); // When enabled, Services.uriFixup.isDomainKnown('localhost') will return true pref("browser.fixup.domainwhitelist.localhost", true); // Open in tab preferences pref("browser.link.open_newwindow", 3); // Supported values: // - 0: Force all new windows to tabs // - 1: Don't force // - 2: Only force those with no features set pref("browser.link.open_newwindow.restriction", 0); // Don't allow meta-refresh when backgrounded (bug 518805) pref("browser.meta_refresh_when_inactive.disabled", true); // The download protection UI is not implemented yet (bug 1239094). pref("browser.safebrowsing.downloads.enabled", false); pref("browser.safebrowsing.features.cryptomining.update", true); pref("browser.safebrowsing.features.fingerprinting.update", true); pref("browser.safebrowsing.features.malware.update", true); pref("browser.safebrowsing.features.phishing.update", true); pref("browser.safebrowsing.features.trackingAnnotation.update", true); pref("browser.safebrowsing.features.trackingProtection.update", true); // Disable search suggestions by default (bug 784104) pref("browser.search.suggest.enabled", false); // Disable search engine updating (bug 431842) pref("browser.search.update", false); // Session history pref("browser.sessionhistory.contentViewerTimeout", 360); pref("browser.sessionhistory.max_entries", 50); // Session store pref("browser.sessionstore.interval", 10000); // milliseconds pref("browser.sessionstore.max_resumed_crashes", 2); pref("browser.sessionstore.max_tabs_undo", 10); // Supported values: // - 0: all // - 1: unencrypted sites // - 2: never pref("browser.sessionstore.privacy_level", 0); pref("browser.sessionstore.resume_from_crash", true); // Enables the translations engine pref("browser.translations.enable", true); // Used for mocking data for GeckoView Translations tests, should use in addition with an automation check. pref("browser.translations.geckoview.enableAllTestMocks", false); // SSL error page behaviour (bug 437372) pref("browser.xul.error_pages.expert_bad_cert", false); // Enable sparse localization by setting a few package locale overrides (bug 792077) pref("chrome.override_package.global", "browser"); pref("chrome.override_package.mozapps", "browser"); pref("chrome.override_package.passwordmgr", "browser"); // Allow Console API to log messages on stdout (bug 1480544) pref("devtools.console.stdout.chrome", true); // Absolute path to the devtools unix domain socket file used // to communicate with a usb cable via adb forward. pref("devtools.debugger.unix-domain-socket", "@ANDROID_PACKAGE_NAME@/firefox-debugger-socket"); // Enable capture attribute for file input (bug 1553603) pref("dom.capture.enabled", true); // Block popups by default (bug 436057) pref("dom.disable_open_during_load", true); // Don't allow JS to move and resize existing windows (bug 456081) pref("dom.disable_window_move_resize", true); // "graceful" process termination is misinterpreted as a process crash. // To avoid this issue, we set dom.ipc.keepProcessesAlive.extension to 1. // This stops Gecko from terminating the extension process. This also reduces // the overhead of resuming a suspended (background) extension page. // Note that this only covers "graceful" termination by Gecko. // Android-triggered force-kills and OOM are not prevented and should still // be accounted for. See bug 1847608 for more info pref("dom.ipc.keepProcessesAlive.extension", 1); // Keep empty content process alive on Android (bug 1447393) pref("dom.ipc.keepProcessesAlive.web", 1); // This value is derived from the calculation: // MOZ_ANDROID_CONTENT_SERVICE_COUNT - dom.ipc.processCount // (dom.ipc.processCount is set in GeckoRuntimeSettings.java) (bug 1619655) pref("dom.ipc.processCount.webCOOP+COEP", 38); // Disable the preallocated process on Android pref("dom.ipc.processPrelaunch.enabled", false); // Increase script timeouts (bug 485610) pref("dom.max_script_run_time", 20); // Enable meta-viewport support for font inflation code (bug 1106255) pref("dom.meta-viewport.enabled", true); // The maximum number of recent message IDs to store for each push // subscription, to avoid duplicates for unacknowledged messages (bug 1207743) pref("dom.push.maxRecentMessageIDsPerSubscription", 0); // Allow service workers to open windows for a longer period after a notification // click on mobile. This is to account for some devices being quite slow (bug 1409761) pref("dom.serviceWorkers.disable_open_click_delay", 5000); // Enable WebShare support (bug 1402369) pref("dom.webshare.enabled", true); // The abuse report feature needs some UI that we do not have on mobile pref("extensions.abuseReport.amWebAPI.enabled", false); // Disable add-ons that are not installed by the user in all scopes by default (See the SCOPE // constants in AddonManager.sys.mjs for values to use here, and Bug 1405528 for a rationale) pref("extensions.autoDisableScopes", 15); pref("extensions.enabledScopes", 5); // If true, unprivileged extensions may use experimental APIs pref("extensions.experiments.enabled", false); // Support credit cards in GV autocomplete API (bug 1691819) pref("extensions.formautofill.addresses.capture.enabled", true); pref("extensions.getAddons.browseAddons", "https://addons.mozilla.org/%LOCALE%/android/collections/4757633/mob/?page=1&collection_sort=-popularity"); 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.langpacks.url", "https://services.addons.mozilla.org/api/v4/addons/language-tools/?app=android&type=language&appversion=%VERSION%"); pref("extensions.getAddons.search.browseURL", "https://addons.mozilla.org/%LOCALE%/android/search?q=%TERMS%&platform=%OS%&appver=%VERSION%"); // Don't let XPIProvider install distribution add-ons; we do our own thing on mobile pref("extensions.installDistroAddons", false); // Require language packs to be signed (bug 1454141) pref("extensions.langpacks.signatures.required", true); // Enables some extra Extension System Logging (can reduce performance) pref("extensions.logging.enabled", false); // Whether MV3 restrictions for actions popup urls should be extended to MV2 extensions // (only allowing same extension urls to be used as action popup urls) pref("extensions.manifestV2.actionsPopupURLRestricted", true); // Disables strict compatibility, making addons compatible-by-default pref("extensions.strictCompatibility", false); // Allow system add-on updates (bug 1260213) pref("extensions.systemAddon.update.enabled", true); 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.update.background.url", "https://versioncheck-bg.addons.mozilla.org/update/VersionCheck.php?reqVersion=%REQ_VERSION%&id=%ITEM_ID%&version=%ITEM_VERSION%&maxAppVersion=%ITEM_MAXAPPVERSION%&status=%ITEM_STATUS%&appID=%APP_ID%&appVersion=%APP_VERSION%&appOS=%APP_OS%&appABI=%APP_ABI%&locale=%APP_LOCALE%¤tAppVersion=%CURRENT_APP_VERSION%&updateType=%UPDATE_TYPE%&compatMode=%COMPATIBILITY_MODE%"); pref("extensions.update.enabled", true); pref("extensions.update.interval", 86400); pref("extensions.update.url", "https://versioncheck.addons.mozilla.org/update/VersionCheck.php?reqVersion=%REQ_VERSION%&id=%ITEM_ID%&version=%ITEM_VERSION%&maxAppVersion=%ITEM_MAXAPPVERSION%&status=%ITEM_STATUS%&appID=%APP_ID%&appVersion=%APP_VERSION%&appOS=%APP_OS%&appABI=%APP_ABI%&locale=%APP_LOCALE%¤tAppVersion=%CURRENT_APP_VERSION%&updateType=%UPDATE_TYPE%&compatMode=%COMPATIBILITY_MODE%"); // Enable prompts for browser.permissions.request() (bug 1392176) pref("extensions.webextOptionalPermissionPrompts", true); // Start (proxy) extensions as soon as a network request is observed, instead // of waiting until the first browser window has opened. This is needed because // GeckoView can trigger requests without opening geckoview.xhtml. pref("extensions.webextensions.early_background_wakeup_on_request", true); // Scroll and zoom into editable form fields (bug 834613) pref("formhelper.autozoom", true); // Optionally send web console output to logcat (bug 1415318) pref("geckoview.console.enabled", false); #ifdef NIGHTLY_BUILD // Used for mocking data for GeckoView shopping tests, should use in addition with an automation check. pref("geckoview.shopping.mock_test_response", false); #endif pref("image.cache.size", 1048576); // bytes // Inherit locale from the OS, used for multi-locale builds pref("intl.locale.requested", ""); pref("keyword.enabled", true); // Always tilt the caret to match the text selection guideline (bug 1097398) pref("layout.accessiblecaret.always_tilt", true); // Show the caret when long tapping on empty content (bug 1246064) pref("layout.accessiblecaret.caret_shown_when_long_tapping_on_empty_content", true); // Initial text selection on long-press is enhanced to provide // a smarter phone-number selection for direct-dial ActionBar action (bug 1235508) pref("layout.accessiblecaret.extend_selection_for_phone_number", true); // Provide haptic feedback on longPress selection events (bug 1230613) pref("layout.accessiblecaret.hapticfeedback", true); // AccessibleCaret css for Android L style assets (bug 1097398) pref("layout.accessiblecaret.height", "22.0"); pref("layout.accessiblecaret.margin-left", "-11.5"); pref("layout.accessiblecaret.width", "22.0"); // Update any visible carets for selection changes due to JS calls, // but don't show carets if carets are hidden (bug 1463576) pref("layout.accessiblecaret.script_change_update_mode", 1); // Disable CSS error reporting by default to improve performance (bug 831123) pref("layout.css.report_errors", false); pref("layout.spellcheckDefault", 0); // Enable EME permission prompts (bug 1620102) pref("media.eme.require-app-approval", true); // Enable autoplay permission prompts (bug 1577596) pref("media.geckoview.autoplay.request", true); // Disable future downloads of OpenH264 on Android (bug 1548679) pref("media.gmp-gmpopenh264.autoupdate", false); // Keep OpenH264 if already installed before. (bug 1532578) pref("media.gmp-gmpopenh264.enabled", true); pref("media.gmp-gmpopenh264.visible", true); // Enable GMP support in the addon manager (bug 1089867) pref("media.gmp-provider.enabled", true); // Enable Widevine MediaKeySystem (bug 1306219) pref("media.mediadrm-widevinecdm.visible", true); // Ask for permission when enumerating WebRTC devices (bug 1369108) pref("media.navigator.permission.device", true); // On mobile we throttle the download once the readahead_limit is hit // if we're using a cellular connection, even if the download is slow, // this is to preserve battery and data (bug 1540573) pref("media.throttle-cellular-regardless-of-download-rate", true); // Number of video frames we buffer while decoding video. // On Android this is decided by a similar value which varies for // each OMX decoder |OMX_PARAM_PORTDEFINITIONTYPE::nBufferCountMin|. This // number must be less than the OMX equivalent or gecko will think it is // chronically starved of video frames. All decoders seen so far have a value // of at least 4. (bug 973408) pref("media.video-queue.default-size", 3); // The maximum number of queued frames to send to the compositor. // On Android, it needs to be throttled because SurfaceTexture contains only one // (the most recent) image data. (bug 1299068) pref("media.video-queue.send-to-compositor-size", 1); // Increase necko buffer sizes for Android (bug 560591) pref("network.buffer.cache.size", 16384); // CookieBehavior setting for private browsing (bug 1695050) pref("network.cookie.cookieBehavior.pbmode", 4); // Set HPACK receive buffer size appropriately for Android (bug 1296280) pref("network.http.http2.default-hpack-buffer", 4096); // HTTP/2 Server Push (bug 790388) pref("network.http.http2.push-allowance", 32768); // Reduce HTTP Idle connection timeout on Android to improve battery life (bug 1007959) pref("network.http.keep-alive.timeout", 109); // Update connection limits; especially for proxies (bug 648603) pref("network.http.max-persistent-connections-per-proxy", 20); // Disable warning for mailto and tel protocols (bug 589403) pref("network.protocol-handler.warn-external.mailto", false); pref("network.protocol-handler.warn-external.tel", false); // Disable warning for sms protocol (bug 819554) pref("network.protocol-handler.warn-external.sms", false); // Do not warn when opening YouTube (bug 630364) pref("network.protocol-handler.warn-external.vnd.youtube", false); // Transmit UDP busy-work to the LAN when anticipating low latency // network reads and on wifi to mitigate 802.11 Power Save Polling delays // (bug 888268) pref("network.tickle-wifi.enabled", true); // Editing PDFs is not supported on mobile pref("pdfjs.annotationEditorMode", -1); // Enable the floating PDF.js toolbar on GeckoView (bug 1829366) pref("pdfjs.enableFloatingToolbar", true); // Try to convert PDFs sent as octet-stream (bug 1754499) pref("pdfjs.handleOctetStream", true); // Disable tracking protection in PBM for GeckoView (bug 1436887) pref("privacy.trackingprotection.pbmode.enabled", false); pref("privacy.fingerprintingProtection.pbmode", true); // Relay integration is not supported on mobile pref("signon.firefoxRelay.feature", "not available"); pref("signon.showAutoCompleteFooter", true); // Delegate autocomplete to GeckoView (bug 1618058) pref("toolkit.autocomplete.delegate", true); // Locked because any other value would break GeckoView pref("toolkit.defaultChromeURI", "chrome://geckoview/content/geckoview.xhtml", locked); // Whether to use unified telemetry behavior; requires a restart to take effect pref("toolkit.telemetry.unified", false); // Download protection lists are not available on Android (bug 1397938, bug 1394017) pref("urlclassifier.downloadAllowTable", ""); pref("urlclassifier.downloadBlockTable", ""); // The Potentially Harmful Apps list replaces the malware one on Android (bug 1394017) pref("urlclassifier.malwareTable", "goog-harmful-proto,goog-unwanted-proto,moztest-harmful-simple,moztest-malware-simple,moztest-unwanted-simple"); // Android doesn't support the new sync storage yet (bug 1625257) pref("webextensions.storage.sync.kinto", true); // Require extensions to be signed (bug 1244329) pref("xpinstall.signatures.required", true); pref("xpinstall.whitelist.add", "https://addons.mozilla.org"); pref("xpinstall.whitelist.fileRequest", false);