Update user.js

✅ Imported (even if inactive) same prefs of desktop

⛔️ Disabled reveal buildID

ℹ️ Changed `#test` line. from `user.js.applied` to `_config.applied`
ℹ️ Set history leaks via enumeration (PER TAB: back/forward) from `8` to `20`
ℹ️ Added UI section 



DESKTOP

✅ Enabled app from auto-update (DESKTOP ONLY)
✅ Locked "close tab with dbclick" function (DESKTOP ONLY)
✅ Added "PROTECTION" section to lock mozilla.cfg file itself (DESKTOP ONLY)

⛔️ Locked reveal buildID
⛔️ Locked more activity stream contents
⛔️ Locked Browser Error Reporter
⛔️ Locked contentblocking reportBreakage
⛔️ Locked Onboarding + tour
⛔️ Locked check default browser on first run
⛔️ Locked more unwanted connections
⛔️ Locked browser translate integration
⛔️ Locked raw TCP socket support (mozTCPSocket)
⛔️ Locked more UI tours
⛔️ Locked more safebrowsing connections
⛔️ Locked more Normandy/SHIELD
⛔️ Defaulted browser animations (DESKTOP ONLY)
⛔️ Defaulted autohide download button (DESKTOP ONLY)
⛔️ Locked and hidden third-party cookie and tracking protection UI (DESKTOP ONLY)

ℹ️ Changed `#test` line. from `user.js.applied` to `_config.applied`
ℹ️ Set history leaks via enumeration (PER TAB: back/forward) from 8 to 20
ℹ️ Added UI section

user.js

@@ -90,6 +90,13 @@ user_pref("browser.newtabpage.enhanced", false); // [DESKTOP]
 user_pref("browser.newtab.preload", false); // [DESKTOP]
 user_pref("browser.newtabpage.directory.ping", ""); // [DESKTOP]
 user_pref("browser.newtabpage.directory.source", "data:text/plain,{}"); // [DESKTOP]
+user_pref("browser.newtabpage.activity-stream.aboutHome.enabled", false); // [DESKTOP]
+user_pref("browser.newtabpage.activity-stream.asrouter.messageProviders", ""); // [DESKTOP]
+// -------------------------------------
+// Pref : Don't reveal build ID
+// Value taken from Tor Browser
+// https://bugzilla.mozilla.org/show_bug.cgi?id=583181
+user_pref("browser.startup.homepage_override.mstone", "ignore");
 //
 // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
 // Section : Quiet Fox
@@ -232,6 +239,39 @@ user_pref("extensions.webservice.discoverURL", ""); // [DESKTOP]
 // Pref : Disable Firefox Hello metrics collection
 // https://groups.google.com/d/topic/mozilla.dev.platform/nyVkCx-_sFw/discussion
 user_pref("loop.logDomains",false); // [DESKTOP]
+// -------------------------------------
+// Pref : Disable Browser Error Reporter
+// https://support.mozilla.org/en-US/kb/firefox-nightly-error-collection
+// https://firefox-source-docs.mozilla.org/browser/browser/BrowserErrorReporter.html
+user_pref("browser.chrome.errorReporter.enabled", false); // [DESKTOP]
+user_pref("browser.chrome.errorReporter.submitUrl", ""); // [DESKTOP]
+user_pref("browser.chrome.errorReporter.infoURL", ""); // [DESKTOP]
+user_pref("browser.chrome.errorReporter.submitUrl", ""); // [DESKTOP]
+// -------------------------------------
+// Pref : Disable contentblocking reportBreakage
+user_pref("browser.contentblocking.reportBreakage.enabled", false); // [DESKTOP]
+user_pref("browser.contentblocking.reportBreakage.url", ""); // [DESKTOP]
+user_pref("browser.contentblocking.rejecttrackers.reportBreakage.enabled", false); // [DESKTOP]
+// -------------------------------------
+// Pref : Disable Onboarding
+// [NOTE] This setting is just in case it comeback
+// Onboarding is an interactive tour/setup for new installs/profiles and features. Every time
+// about:home or about:newtab is opened, the onboarding overlay is injected into that page
+// [NOTE] Onboarding uses Google Analytics, and leaks resource://URIs
+// https://wiki.mozilla.org/Firefox/Onboarding
+// https://github.com/mozilla/onboard/commit/db4d6c8726c89a5d6a241c1b1065827b525c5baf
+// https://bugzilla.mozilla.org/863246#c154
+user_pref("browser.onboarding.enabled", false); // [DESKTOP] // [DEPRECATED]
+user_pref("browser.onboarding.notification.tour-ids-queue", ""); // [DESKTOP] // [DEPRECATED]
+// -------------------------------------
+// Pref : Onboarding tour disable because of included telemetry
+// [NOTE] This setting is just in case it comeback
+user_pref("browser.onboarding.notification.finished", true); // [DESKTOP] // [DEPRECATED]
+user_pref("browser.onboarding.tour.onboarding-tour-customize.completed", true); // [DESKTOP] // [DEPRECATED]
+user_pref("browser.onboarding.tour.onboarding-tour-performance.completed", true); // [DESKTOP] // [DEPRECATED]
+// -------------------------------------
+// Pref : Disable check default browser on first run
+user_pref("browser.shell.didSkipDefaultBrowserCheckOnFirstRun", true); // [DESKTOP]
 //
 // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
 // Section : IJWY To Shut Up   
@@ -247,19 +287,35 @@ user_pref("app.privacyURL", ""); // [FENNEC]
 user_pref("app.releaseNotesURL", "");
 user_pref("app.support.baseURL", "");
 user_pref("app.supportURL", ""); // [FENNEC]
+user_pref("app.vendorURL", ""); // [DESKTOP]
 user_pref("media.decoder-doctor.new-issue-endpoint", "");
 user_pref("network.trr.confirmationNS", "");
 user_pref("services.settings.default_signer", ""); // [DESKTOP]
 user_pref("services.settings.server", ""); // [DESKTOP]
+user_pref("accessibility.support.url", ""); // [DESKTOP]
+user_pref("browser.dictionaries.download.url", ""); // [DESKTOP]
+user_pref("browser.geolocation.warning.infoURL", ""); // [DESKTOP]
+user_pref("browser.newtabpage.activity-stream.asrouter.providers.cfr", ""); // [DESKTOP]
+user_pref("browser.newtabpage.activity-stream.asrouter.providers.onboarding", ""); // [DESKTOP]
+user_pref("browser.newtabpage.activity-stream.fxaccounts.endpoint", ""); // [DESKTOP]
+user_pref("browser.newtabpage.activity-stream.improvesearch.topSiteSearchShortcuts.searchEngines", ""); // [DESKTOP]
+user_pref("browser.search.searchEnginesURL", ""); // [DESKTOP]
 // -------------------------------------
 // Pref : Disable app from auto-update
 user_pref("app.update.enabled", false);
+user_pref("app.update.auto", false); // [DESKTOP]
 user_pref("app.update.autodownload", ""); // [TEST]
 user_pref("app.update.channel", ""); // [TEST]
-user_pref("app.update.url.android", "");
+user_pref("app.update.url", ""); // [DESKTOP]
+user_pref("app.update.url.android", ""); // [FENNEC]
+user_pref("app.update.url.details", ""); // [DESKTOP]
+user_pref("app.update.url.manual", ""); // [DESKTOP]
 // user_pref("app.update.timerFirstInterval", 0);
 // user_pref("app.update.timerMinimumDelay", 0);
 // user_pref("app.update.url.android", "https://aus5.mozilla.org/update/4/%PRODUCT%/%VERSION%/%BUILD_ID%/%BUILD_TARGET%/%CHANNEL%/%OS_VERSION%/%DISTRIBUTION%/%DISTRIBUTION_VERSION%/%MOZ_VERSION%/update.xml"); // [TEST]
+user_pref("app.update.service.enabled", false); // [DESKTOP]
+user_pref("app.update.silent", false); // [DESKTOP]
+user_pref("app.update.staging.enabled", false); // [DESKTOP]
 // -------------------------------------
 // Pref : Test To Make FFox Silent
 user_pref("security.content.signature.root_hash", "");
@@ -272,12 +328,19 @@ user_pref("urlclassifier.passwordAllowTable", "");
 // https://docs.google.com/document/d/1eqLb6cGjDL9XooSYEEo7mE-zKQ-o-AuDTcEyNhfBMBM/edit
 // http://www.ghacks.net/2016/07/26/firefox-flyweb
 user_pref("dom.flyweb.enabled", false); // [DESKTOP]
+// -------------------------------------
+// Pref : Disable browser translate integration
+// https://www.ghacks.net/2018/09/09/mozilla-working-on-google-translate-integration-in-firefox/
+user_pref("browser.translation.engine", ""); // [DESKTOP]
+user_pref("browser.translation.detectLanguage", false); // [DESKTOP]
+user_pref("browser.translation.neverForLanguages", ""); // [DESKTOP]
+user_pref("browser.translation.ui.show", false); // [DESKTOP]
 //
 // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
 // Section : Miscellaneous
 // >>>>>>>>>>>>>>>>>>>>>>
 // Pref : Test user.js in about:config
-user_pref("user.js.applied", true); // [FENNEC]
+user_pref("_config.applied", true); // [FENNEC]
 // -------------------------------------
 // Pref : Updates addons automatically
 // https://blog.mozilla.org/addons/how-to-turn-off-add-on-updates/
@@ -546,6 +609,9 @@ user_pref("security.xpconnect.plugin.unrestricted", false); // [DESKTOP]
 // [NOTE] See second listed bug: may cause black on black for elements with undefined colors
 // https://bugzilla.mozilla.org/buglist.cgi?bug_id=232227,1330876
 user_pref("ui.use_standins_for_native_colors", true); // [DESKTOP]
+// -------------------------------------
+// Pref : Close tab with double click action
+// user_pref("browser.tabs.closeTabByDblclick", true); // [DESKTOP]
 //
 // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
 // Section : Web Workers
@@ -658,6 +724,12 @@ user_pref("browser.startup.homepage_override.buildID", "20100101"); // [DESKTOP]
 // https://wiki.mozilla.org/WebAPI/ArchiveAPI
 // https://bugzilla.mozilla.org/show_bug.cgi?id=1342361
 user_pref("dom.archivereader.enabled", false); // [DESKTOP]
+// -------------------------------------
+// Pref : Disable raw TCP socket support (mozTCPSocket)
+// https://trac.torproject.org/projects/tor/ticket/18863
+// https://www.mozilla.org/en-US/security/advisories/mfsa2015-97/
+// https://developer.mozilla.org/docs/Mozilla/B2G_OS/API/TCPSocket
+user_pref("dom.mozTCPSocket.enabled", false); // [DESKTOP]
 //
 // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
 // Section : Media / Camera / Mic
@@ -745,7 +817,7 @@ user_pref("browser.urlbar.trimURLs", false);
 // Pref : Limit history leaks via enumeration (PER TAB: back/forward)
 // This is a PER TAB session history. You still have a full history stored under all history
 // Minimum=1=currentpage, 2 is the recommended minimum as some pages use it as a means of referral (e.g. hotlinking), 4 or 6 or 10 may be more practical
-user_pref("browser.sessionhistory.max_entries", 8); // [DEFAULT: 50]
+user_pref("browser.sessionhistory.max_entries", 20); // [DEFAULT: 50]
 // -------------------------------------
 // Pref : Disable CSS querying page history - CSS history leak
 // [NOTE] This has NEVER been fully "resolved": in Mozilla/docs it is stated it's only in 'certain circumstances'
@@ -779,6 +851,7 @@ user_pref("browser.taskbar.previews.enable", false); // [WINDOWS] // [DESKTOP]
 // Pref : Disable UITour backend so there is no chance that a remote page can use it
 user_pref("browser.uitour.enabled", false); // [DESKTOP]
 user_pref("browser.uitour.url", ""); // [DESKTOP]
+user_pref("browser.uitour.themeOrigin", ""); // [DESKTOP]
 // -------------------------------------
 // Pref : Disable location bar making speculative connections
 // https://bugzilla.mozilla.org/1348275
@@ -1329,7 +1402,7 @@ user_pref("browser.sessionstore.privacy_level", 2);
 // This can also affect entries in the "Recently Closed Tabs" feature: i.e. the longer the interval the more chance a quick tab open/close won't be captured.
 // This longer interval *may* affect history but we cannot replicate any history not recorded
 // https://bugzilla.mozilla.org/1304389
-user_pref("browser.sessionstore.interval", 30000);
+// user_pref("browser.sessionstore.interval", 30000);
 // -------------------------------------
 // Pref : Disable favicons in web notifications
 user_pref("alerts.showFavicons", false);
@@ -1543,7 +1616,9 @@ user_pref("browser.safebrowsing.provider.google.advisoryURL", "");
 user_pref("browser.safebrowsing.provider.google.pver", "");
 user_pref("browser.safebrowsing.provider.google.advisoryName", "");
 user_pref("browser.safebrowsing.provider.google.gethashURL", "");
+user_pref("browser.safebrowsing.provider.google.lastupdatetime", ""); // [DESKTOP]
 user_pref("browser.safebrowsing.provider.google.lists", "");
+user_pref("browser.safebrowsing.provider.google.nextupdatetime", ""); // [DESKTOP]
 user_pref("browser.safebrowsing.provider.google.reportMalwareMistakeURL", "");
 user_pref("browser.safebrowsing.provider.google.reportPhishMistakeURL", "");
 user_pref("browser.safebrowsing.provider.google.reportURL", "");
@@ -1551,7 +1626,9 @@ user_pref("browser.safebrowsing.provider.google.updateURL", "");
 user_pref("browser.safebrowsing.provider.google4.advisoryName", "");
 user_pref("browser.safebrowsing.provider.google4.advisoryURL", "");
 user_pref("browser.safebrowsing.provider.google4.gethashURL", "");
+user_pref("browser.safebrowsing.provider.google4.lastupdatetime", ""); // [DESKTOP]
 user_pref("browser.safebrowsing.provider.google4.lists", "");
+user_pref("browser.safebrowsing.provider.google4.nextupdatetime", ""); // [DESKTOP]
 user_pref("browser.safebrowsing.provider.google4.reportMalwareMistakeURL", "");
 user_pref("browser.safebrowsing.provider.google4.reportPhishMistakeURL", "");
 user_pref("browser.safebrowsing.provider.google4.reportURL", "");
@@ -1560,6 +1637,7 @@ user_pref("browser.safebrowsing.provider.google4.dataSharing.enabled", false);
 user_pref("browser.safebrowsing.provider.google4.dataSharingURL", "");
 user_pref("browser.safebrowsing.provider.google4.pver", "");
 user_pref("browser.safebrowsing.provider.mozilla.gethashURL", "");
+user_pref("browser.safebrowsing.provider.mozilla.lastupdatetime", ""); // [DESKTOP]
 user_pref("browser.safebrowsing.provider.mozilla.lists", "");
 user_pref("browser.safebrowsing.provider.mozilla.lists.base", "");
 user_pref("browser.safebrowsing.provider.mozilla.lists.content", "");
@@ -1615,6 +1693,9 @@ user_pref("network.allow-experiments", false); // [DESKTOP]
 // https://github.com/mozilla/normandy
 user_pref("app.normandy.enabled", false); // [DESKTOP]
 user_pref("app.normandy.api_url", ""); // [DESKTOP]
+user_pref("app.normandy.first_run", false); // [DESKTOP]
+user_pref("app.normandy.shieldLearnMoreUrl", ""); // [DESKTOP]
+user_pref("app.normandy.user_id", ""); // [DESKTOP]
 // -------------------------------------
 // Pref : Disable Form Autofill
 // [NOTE] Stored data is NOT secure (uses a JSON file)
@@ -1923,6 +2004,29 @@ user_pref("dom.network.enabled", false); // [DESKTOP]
 user_pref("dom.telephony.enabled", false);
 //
 // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// Section : UI (User Interface)
+// >>>>>>>>>>>>>>>>>>>>>
+// Pref : Disable third-party cookie UI
+// user_pref("browser.contentblocking.rejecttrackers.ui.enabled", false); // [DESKTOP]
+// -------------------------------------
+// Pref : Disable tracking protection UI list editing under url bar popup
+// user_pref("browser.contentblocking.trackingprotection.control-center.ui.enabled", false); // [DESKTOP]
+// -------------------------------------
+// Pref : Disable tracking protection UI list editing under preferences
+// user_pref("browser.contentblocking.trackingprotection.ui.enabled", false); // [DESKTOP]
+// -------------------------------------
+// Pref : Disable auto hide download button
+// user_pref("browser.download.autohideButton", false); // [DESKTOP]
+// -------------------------------------
+// Pref : Disable browser animation
+// https://bugzilla.mozilla.org/show_bug.cgi?id=1352069
+// user_pref("toolkit.cosmeticAnimations.enabled", false); // [DESKTOP]
+// user_pref("browser.tabs.animate", false); // [DESKTOP] // [DEPRECATED]
+// user_pref("browser.fullscreen.animate", false); // [DESKTOP] // [DEPRECATED]
+// user_pref("browser.download.animateNotifications", false); // [DESKTOP] // [DEPRECATED]
+// user_pref("alerts.disableSlidingEffect", false); // [DESKTOP] // [DEPRECATED]
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
 // Section : Personal
 // >>>>>>>>>>>>>>>>>>>>
 // Pref : Enable "Always enable zoom" feature by default