// /****************************************************************************** * name: BetterFox user.js * * version: 26 March 2020 * * url: https://github.com/yokoffing/Better-Fox * * license: https://github.com/yokoffing/Better-Fox/blob/master/LICENSE * * README: https://github.com/yokoffing/Better-Fox/blob/master/README.md * ******************************************************************************/ /****************************************************************************** * START: FASTFOX * * * * [NOTE] For best performance on older hardware or slow connections, you * * will need to test these settings individually, especially Webrender. * * * ******************************************************************************/ // PREF: Activate Webrender, Firefox's new rendering engine! // Greatly increases Firefox's rendering capabilities. Allows scrolling @ 60 FPS. // Webrender is still under active development. // [BUG] Occasionally gives you "judder scroll" on sites with a lot of images. But the tradeoff is worth it. // [1] https://hacks.mozilla.org/2017/10/the-whole-web-at-maximum-fps-how-webrender-gets-rid-of-jank/ // [2] https://wiki.mozilla.org/Platform/GFX/WebRender_Where // [3] https://www.reddit.com/r/firefox/comments/fo1jwz/make_firefox_faster/flhh5l2/ // default=false (on some machines still, espeically macOS) user_pref("gfx.webrender.all", true); // PREF: Lazy Image Loading // [1] https://www.ghacks.net/2020/02/15/firefox-75-gets-lazy-loading-support-for-images/ user_pref("dom.image-lazy-loading.enabled", true); // PREF: Paint visuals on the webpage as fast as possible // Lower values will make a page initially display more quickly, but they will make the page take longer to finish rendering // Higher values will have the opposite effect (i.e. page initially displays slower, but less time is spent watching it render) // [1] http://kb.mozillazine.org/Nglayout.initialpaint.delay // [2] https://botw.org/articles/firefox-about-config.htm // default=250 user_pref("nglayout.initialpaint.delay", 0); // PREF: Increase active connections // According to the default value, there will be 6 active connections kept for future requests to a server. // If, at some point, more connections are needed, a delay will occur until there is a slot available. // To avoid any idle periods, we can set more alive connections, thus forcing the browser to load several elements of a website. // [1] https://www.download3k.com/articles/How-To-Optimize-Firefox-By-Tweaking-Hidden-Settings-In-The-about-config-Page-01955#Network.http.max-connections // [WARNING] Don't go past 10 or websites may temporarily blacklist your IP! // default=6 user_pref("network.http.max-persistent-connections-per-server", 10); // PREF: Increase communication channels // Perform this change in order to open communication channels with the server, and consequently load several elements of the website. // Increased browser speed shall be mainly observed in pages that contain data such as images and videos, which slow down loading times. // The range of value for this setting goes from 1 to 65535. However, it is rather unreasonable to increase it to the maximum // allowed value, and subsequently strain the system. // [WARNING] Users on slower connections may want to reduce this number to help prevent HTTP connection timeouts. Users on faster connections // may want to increase it, but the default value is usually fine for normal usage. // [1] https://www.download3k.com/articles/How-To-Optimize-Firefox-By-Tweaking-Hidden-Settings-In-The-about-config-Page-01955#Network.http.max-persistent-connections-per-server // default=900 user_pref("network.http.max-connections", 1500); // PREF: Increase the memory capacity in Firefox, in order to load more pages faster // If you enter a high value, but you don’t have a lot of RAM in your computer (e.g. 2GB), // then you’ll just decrease the overall system speed. So pick wisely, and test the browser // (and overall system) performance before leaving this value changed permanently. // [NOTE] If you notice that it’s not working for you, then revert it to its default value. // [1] https://www.download3k.com/articles/How-To-Optimize-Firefox-By-Tweaking-Hidden-Settings-In-The-about-config-Page-01955 // default=250 -> 250KB, 51200 -> 50MB user_pref("browser.cache.disk.metadata_memory_limit", 51200); // PREF: Prevent FF from going offline // FF manages network connectivity poorly. It'll stall your browsing if your connectivity goes out, even for a second. // It can make you think your wifi is down, etc. Best to disable unless you need it. // [1] https://lifehacker.com/stop-firefox-from-automatically-entering-work-offline-5714560 ***/ user_pref("network.manage-offline-status", false); // PREF: Decrease delay of security dialog when downloading extensions user_pref("security.dialog_enable_delay", 0); // PREF: Hide image placeholders // default=true user_pref("browser.display.show_image_placeholders", false); // PREF: Disable Firefox animations // Use for old, slow hardware if Firefox gives you laggy performance. // default=false // user_pref("toolkit.cosmeticAnimations.enabled", true); // PREF: Reduce memory usage when Firefox is minimized [WINDOWS-only] // user_pref("config.trim_on_minimize", true); /****************************************************************************** * START: SECUREFOX * ******************************************************************************/ /****************************************************************************** * SECTION: TRACKING PROTECTION * ******************************************************************************/ // PREF: Turn off Firefox's Tracking Protection for regular windows // Allows for Twitter's embedded tweets on webpages. There is no exception to allow certain content. // [NOTE] Let uBlock Origin protect against social tracking instead. // user_pref("privacy.trackingprotection.enabled", false); // user_pref("privacy.trackingprotection.socialtracking.enabled", false); // PREF: Regardless, Firefox will continue to block cryptominers, fingerprinters, etc. user_pref("privacy.socialtracking.block_cookies.enabled", true); user_pref("privacy.trackingprotection.cryptomining.enabled", true); user_pref("privacy.trackingprotection.fingerprinting.enabled", true); // PREF: Enable full Tracking Protection in Private Browsing mode user_pref("privacy.trackingprotection.pbmode.enabled", true); /****************************************************************************** * SECTION: COOKIES / CACHE * ******************************************************************************/ // PREF: Block third-party cookies // I recommended you block all third-party cookies as it is essential for ad companies to not track you. // Blocking all third-party cookies greatly enhances your privacy! Firefox only filters some of these by default. // [NOTE] I have set this to 3 for now since some site features will not function properly without third-party cookies. // Change to 1 if you're comfortable with providing exceptions or encountering site issues. // 1=disable third-party cookies, 3=blocks from unvisited websites, 4=block cross site and social media trackers (default) user_pref("network.cookie.cookieBehavior", 3); user_pref("pref.privacy.disable_button.cookie_exceptions", false); // PREF: Limit third-party cookies even when they are allowed user_pref("network.cookie.thirdparty.sessionOnly", true); user_pref("network.cookie.thirdparty.nonsecureSessionOnly", true); // PREF: Delete all cookies after a certain period of time // Alternative: use a cookie manager extension // user_pref("network.cookie.lifetimePolicy", 3); // user_pref("network.cookie.lifetime.days", 5); // PREF: Disable offline cache to limit tracking user_pref("browser.cache.offline.enable", false); // PREF: Disable all prefetching // Prefetching causes cookies from the prefetched site to be loaded and other potentially unwanted behavior. // [1] https://developer.mozilla.org/en-US/docs/Web/HTTP/Link_prefetching_FAQ // [2] https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-DNS-Prefetch-Control user_pref("network.dns.disablePrefetch", true); user_pref("network.dns.disablePrefetchFromHTTPS", true); user_pref("network.prefetch-next", false); user_pref("network.predictor.enabled", false); user_pref("network.predictor.enable-prefetch", false); user_pref("network.dns.disablePrefetch", true); user_pref("browser.urlbar.speculativeConnect.enabled", false); user_pref("browser.urlbar.usepreloadedtopurls.enabled", false); user_pref("network.http.speculative-parallel-limit", 0); /****************************************************************************** * SECTION: SEARCH / URL BAR * ******************************************************************************/ // PREF: Enable a seperate search engine for Private Windows // Remember to go into Preferences -> Search and select another search provider (like DuckDuckGo) user_pref("browser.search.separatePrivateDefault", true); user_pref("browser.search.separatePrivateDefault.ui.enabled", true); // PREF: Disable live search engine suggestions (Google, Bing, etc.) // [!] Search engines keylog every character you type from the URL bar user_pref("browser.search.suggest.enabled", false); user_pref("browser.search.suggest.enabled.private", false); // PREF: Turn off all URL bar suggestions (bookmarks, history, open tabs) // user_pref("browser.urlbar.suggest.searches", false); // user_pref("browser.urlbar.suggest.history", false); // user_pref("browser.urlbar.suggest.bookmark", false); // user_pref("browser.urlbar.suggest.openpage", false); // PREF: Disable location bar dropdown // This value controls the total number of entries to appear in the location bar dropdown. // [NOTE] Items (bookmarks/history/openpages) with a high "frecency"/"bonus" will always // be displayed (no we do not know how these are calculated or what the threshold is), // and this does not affect the search by search engine suggestion. // [NOTE] This setting is only useful if you want to enable search engine keywords // (i.e. at least one of 0850a suggestion types must be true) but you want to limit suggestions shown // default=10, disable=0 // user_pref("browser.urlbar.maxRichResults", 2); // PREF: Disable location bar domain guessing // Domain guessing intercepts DNS "hostname not found errors" and resends a // request (e.g. by adding www or .com). This is inconsistent use (e.g. FQDNs), does not work // via Proxy Servers (different error), is a flawed use of DNS (TLDs: why treat .com // as the 411 for DNS errors?), privacy issues (why connect to sites you didn't // intend to), can leak sensitive data (e.g. query strings: e.g. Princeton attack), // and is a security risk (e.g. common typos & malicious sites set up to exploit this) user_pref("browser.fixup.alternate.enabled", false); user_pref("browser.fixup.typo.scheme", false); // PREF: Disable location bar autofill // [1] https://support.mozilla.org/en-US/kb/address-bar-autocomplete-firefox#w_url-autocomplete // user_pref("browser.urlbar.autoFill", false); // PREF: Hide different search provider icons in the URL dropdown // user_pref("browser.urlbar.oneOffSearches", true); /****************************************************************************** * SECTION: DNS-over-HTTPS * ******************************************************************************/ // PREF: Enable DNS-over-HTTPS // [1] https://hacks.mozilla.org/2018/05/a-cartoon-intro-to-dns-over-https/ // 0=off, 2=TRR preferred, 5=TRR disabled user_pref("network.trr.mode", 2); // PREF: Enable ESNI // This prevents others from intercepting the TLS SNI extension and using it // to determine what websites you are browsing. // [1] https://www.eff.org/deeplinks/2018/09/esni-privacy-protecting-upgrade-https/ user_pref("network.security.esni.enabled", true); // PREF: Force FF to always use your custom DNS resolver // You will type between the "" for both prefs. // I recommend creating your own URI with NextDNS for both privacy and security // [1] https://nextdns.io // user_pref("network.trr.uri", ""); // user_pref("network.trr.custom_uri", ""); /****************************************************************************** * SECTION: MIXED CONTENT * ******************************************************************************/ // PREF: Disable insecure active content on HTTPS pages // https://trac.torproject.org/projects/tor/ticket/21323 user_pref("security.mixed_content.block_active_content", true); // PREF: Disable insecure passive content (such as images) on HTTPS pages // Attempt to upgrade them to HTTPS. user_pref("security.mixed_content.block_display_content", true); user_pref("security.mixed_content.upgrade_display_content", true); // PREF: Block unencrypted requests from Flash on encrypted pages to mitigate MitM attacks // https://bugzilla.mozilla.org/1190623 user_pref("security.mixed_content.block_object_subrequest", true); // PREF: Limit (or disable) HTTP authentication credentials dialogs triggered by sub-resources // Hardens against potential credentials phishing. // [1] https://www.fxsitecompat.com/en-CA/docs/2015/http-auth-dialog-can-no-longer-be-triggered-by-cross-origin-resources/ // 0=don't allow sub-resources to open HTTP authentication credentials dialogs // 1=don't allow cross-origin sub-resources to open HTTP authentication credentials dialogs // 2=allow sub-resources to open HTTP authentication credentials dialogs (default) user_pref("network.auth.subresource-http-auth-allow", 1); /****************************************************************************** * SECTION: VARIOUS SECURITY/PRIVACY ENHANCEMENTS * ******************************************************************************/ // PREF: Disable sending additional analytics to web servers // https://developer.mozilla.org/docs/Web/API/Navigator/sendBeacon user_pref("beacon.enabled", false); // PREF: Enable (limited but sufficient) window.opener protection // Makes rel=noopener implicit for target=_blank in anchor and area elements when no rel attribute is set // [1] https://jakearchibald.com/2016/performance-benefits-of-rel-noopener/ user_pref("dom.targetBlankNoOpener.enabled", true); // PREF: Disable FTP protocol // Firefox redirects any attempt to load a FTP resource to the default search engine if the FTP protocol is disabled. // [1] https://www.ghacks.net/2018/02/20/firefox-60-with-new-preference-to-disable-ftp/ user_pref("network.ftp.enabled", false); // PREF: Enforce Punycode for Internationalized Domain Names to eliminate possible spoofing // Firefox has some protections, but it is better to be safe than sorry. // [!] Might be undesirable for non-latin alphabet users since legitimate IDN's are also punycoded. // [TEST] https://www.xn--80ak6aa92e.com/ (www.apple.com) // [1] https://wiki.mozilla.org/IDN_Display_Algorithm // [2] https://en.wikipedia.org/wiki/IDN_homograph_attack // [3] CVE-2017-5383: https://www.mozilla.org/security/advisories/mfsa2017-02/ // [4] https://www.xudongz.com/blog/2017/idn-phishing/ user_pref("network.IDN_show_punycode", true); // PREF: Decode URLs in other languages // https://bugzilla.mozilla.org/show_bug.cgi?id=1320061 user_pref("browser.urlbar.decodeURLsOnCopy", true); // PREF: When webGL is enabled, do not expose information about the graphics driver // https://bugzilla.mozilla.org/show_bug.cgi?id=1171228 // https://developer.mozilla.org/en-US/docs/Web/API/WEBGL_debug_renderer_info user_pref("webgl.enable-debug-renderer-info", false); // PREF: Enforce Firefox's built-in PDF reader // This setting controls if the option "Display in Firefox" is available in the setting below // and by effect controls whether PDFs are handled in-browser or externally ("Ask" or "Open With"). // default=false user_pref("pdfjs.disabled", true); // PREF: PDFjs // Enable if needed // user_pref("pdfjs.enableWebGL", true; // PREF: Disable Windows jumplist [WINDOWS-only] user_pref("browser.taskbar.lists.enabled", false); user_pref("browser.taskbar.lists.frequent.enabled", false); user_pref("browser.taskbar.lists.recent.enabled", false); user_pref("browser.taskbar.lists.tasks.enabled", false); /****************************************************************************** * SECTION: GOOGLE * ******************************************************************************/ // PREF: Disable Google Safe Browsing // [!] Increased privacy away from Google, but less protection against threats. // Have alternative phishing and malware protection! // [1] https://www.wikiwand.com/en/Google_Safe_Browsing#/Privacy // [2] https://ashkansoltani.org/2012/02/25/cookies-from-nowhere user_pref("browser.safebrowsing.allowOverride", true); user_pref("browser.safebrowsing.appRepURL", ""); user_pref("browser.safebrowsing.blockedURIs.enabled", false); user_pref("browser.safebrowsing.downloads.enabled", false); user_pref("browser.safebrowsing.downloads.remote.block_potentially_unwanted", false); user_pref("browser.safebrowsing.downloads.remote.block_uncommon", false); user_pref("browser.safebrowsing.downloads.remote.enabled", false); user_pref("browser.safebrowsing.downloads.remote.url", ""); user_pref("browser.safebrowsing.enabled", false); user_pref("browser.safebrowsing.malware.enabled", false); user_pref("browser.safebrowsing.phishing.enabled", false); // PREF: Use Mozilla geolocation service instead of Google when geolocation is enabled user_pref("permissions.default.geo", 0); user_pref("geo.provider.network.url", "https://location.services.mozilla.com/v1/geolocate?key=%MOZILLA_API_KEY%"); /****************************************************************************** * SECTION: MOZILLA * ******************************************************************************/ // PREF: Enforce Firefox blocklist for extensions, but sanitize blocklist url // This includes updates for "revoked certificates" // [1] https://blog.mozilla.org/security/2015/03/03/revoking-intermediate-certificates-introducing-onecrl/ // [2] https://trac.torproject.org/projects/tor/ticket/16931 user_pref("extensions.blocklist.enabled", true); user_pref("extensions.blocklist.url", "https://blocklists.settings.services.mozilla.com/v1/blocklist/3/%APP_ID%/%APP_VERSION%/"); // PREF: Disable extension metadata // Used when installing/updating an extension, and in daily background update checks. // When false, extension detail tabs will have no description. user_pref("extensions.getAddons.cache.enabled", false); // PREF: Disable all Mozilla telemetry, data collection, experiments, phoning home, etc. // Most websites have an incomplete or outdated list of telemetry prefs. user_pref("app.normandy.api_url", ""); user_pref("app.normandy.enabled", false); user_pref("app.shield.optoutstudies.enabled", false); user_pref("breakpad.reportURL", ""); user_pref("browser.crashReports.unsubmittedCheck.autoSubmit", false); user_pref("browser.crashReports.unsubmittedCheck.autoSubmit2", false); user_pref("browser.crashReports.unsubmittedCheck.enabled", false); user_pref("browser.disableResetPrompt", true); user_pref("browser.discovery.enabled", false); user_pref("browser.newtabpage.activity-stream.feeds.telemetry", false); user_pref("browser.newtabpage.activity-stream.telemetry", false); user_pref("browser.ping-centre.telemetry", false); user_pref("browser.search.update", false); user_pref("browser.selfsupport.url", ""); user_pref("browser.send_pings.require_same_host", true); user_pref("browser.send_pings", false); user_pref("browser.startup.homepage_override.mstone", "ignore"); user_pref("browser.tabs.crashReporting.sendReport", false); user_pref("datareporting.healthreport.uploadEnabled", false); user_pref("datareporting.policy.dataSubmissionEnabled", false); user_pref("datareporting.sessions.current.clean", true); user_pref("devtools.onboarding.telemetry.logged", false); user_pref("dom.ipc.plugins.flash.subprocess.crashreporter.enabled", false); user_pref("dom.ipc.plugins.reportCrashURL", false); user_pref("dom.push.enabled", false); user_pref("dom.push.userAgentID", ""); user_pref("experiments.activeExperiment", false); user_pref("experiments.enabled", false); user_pref("experiments.manifest.uri", ""); user_pref("experiments.supported", false); user_pref("extensions.getAddons.cache.enabled", false); user_pref("extensions.getAddons.showPane", false); // [HIDDEN PREF] user_pref("extensions.htmlaboutaddons.recommendations.enabled", false); user_pref("extensions.webcompat-reporter.enabled", false); user_pref("extensions.webservice.discoverURL", ""); user_pref("network.allow-experiments", false); user_pref("security.ssl.errorReporting.automatic", false); user_pref("security.ssl.errorReporting.enabled", false); user_pref("security.ssl.errorReporting.url", ""); user_pref("startup.homepage_welcome_url.additional", ""); user_pref("toolkit.coverage.enabled", false); user_pref("toolkit.coverage.endpoint.base", ""); user_pref("toolkit.coverage.opt-out", true); user_pref("toolkit.telemetry.archive.enabled", false); user_pref("toolkit.telemetry.bhrPing.enabled", false); user_pref("toolkit.telemetry.cachedClientID", ""); user_pref("toolkit.telemetry.coverage.opt-out", true); user_pref("toolkit.telemetry.enabled", false); user_pref("toolkit.telemetry.firstShutdownPing.enabled", false); user_pref("toolkit.telemetry.newProfilePing.enabled", false); user_pref("toolkit.telemetry.prompted", 2); user_pref("toolkit.telemetry.rejected", true); user_pref("toolkit.telemetry.reportingpolicy.firstRun", false); user_pref("toolkit.telemetry.server", ""); user_pref("toolkit.telemetry.shutdownPingSender.enabled", false); user_pref("toolkit.telemetry.unified", false); user_pref("toolkit.telemetry.unifiedIsOptIn", false); user_pref("toolkit.telemetry.updatePing.enabled", false); /****************************************************************************** * START: PESKYFOX * ******************************************************************************/ /****************************************************************************** * SECTION: DARK MODE * ******************************************************************************/ // PREF: Dark pages in settings pages // user_pref("browser.in-content.dark-mode", true); // PREF: Enforce prefers-color-scheme as Dark // 0=light, 1=dark : This overrides your OS value. // user_pref("ui.systemUsesDarkTheme", 1); // [HIDDEN PREF] // PREF: Disable webextension restrictions on Mozilla domains // If you use an extension to turn your webpages to Dark Mode, this prevents you // from being blinded by white flash when navigating to a Mozilla domain. // [1] https://bugzilla.mozilla.org/buglist.cgi?bug_id=1384330,1406795,1415644,1453988 // user_pref("extensions.webextensions.restrictedDomains", ""); /****************************************************************************** * SECTION: START-UP / NEW TAB PAGE * ******************************************************************************/ // PREF: Allow Firefox to use userChome, userContent, etc. user_pref("toolkit.legacyUserProfileCustomizations.stylesheets", true); // PREF: Set START page (0=blank, 1=home, 2=last visited page, 3=resume previous session) // user_pref("browser.startup.page", 3); // PREF: Unclutter the new tab page user_pref("browser.library.activity-stream.enabled", false); user_pref("browser.newtabpage.activity-stream.asrouter.userprefs.cfr.addons", false); user_pref("browser.newtabpage.activity-stream.asrouter.userprefs.cfr.features", false); user_pref("browser.newtabpage.activity-stream.discoverystream.enabled", false); user_pref("browser.newtabpage.activity-stream.feeds.section.highlights", false); user_pref("browser.newtabpage.activity-stream.feeds.section.topstories", false); user_pref("browser.newtabpage.activity-stream.feeds.snippets", false); user_pref("browser.newtabpage.activity-stream.feeds.topsites", false); user_pref("browser.newtabpage.activity-stream.section.highlights.includePocket", false); user_pref("browser.newtabpage.activity-stream.pocketCta", ""); user_pref("browser.newtabpage.activity-stream.showSponsored", false); user_pref("browser.newtabpage.enhanced", false); user_pref("browser.newtabpage.introShown", false); /****************************************************************************** * SECTION: DISABLE POCKET EXTENSION * ******************************************************************************/ // PREF: Completely remove Pocket from Firefox user_pref("extensions.pocket.api", " "); user_pref("extensions.pocket.enabled", false); user_pref("extensions.pocket.oAuthConsumerKey", " "); user_pref("extensions.pocket.site", " "); user_pref("browser.toolbarbuttons.introduced.pocket-button", false); /****************************************************************************** * SECTION: DOWNLOADS * ******************************************************************************/ // PREF: Choose download location // SETTING: To set your default "downloads": General>Downloads>Save files to // 0=desktop, 1=downloads (default), 2=last used // user_pref("browser.download.folderList", 1); // PREF: Enforce user interaction for security by always asking where to download // On Android this blocks longtapping and saving images // SETTING: General>Downloads>Always ask you where to save files // user_pref("browser.download.useDownloadDir", false); // PREF: Disable adding downloads to the system's "recent documents" list user_pref("browser.download.manager.addToRecentDocs", false); // PREF: Disable hiding mime types (Options>General>Applications) not associated with a plugin // default=true user_pref("browser.download.hide_plugins_without_extensions", false); // PREF: Autohide download button user_pref("browser.download.autohideButton", true); /****************************************************************************** * SECTION: WARNINGS * ******************************************************************************/ // PREF: Disable Warnings user_pref("browser.tabs.warnOnClose", false); user_pref("browser.tabs.warnOnCloseOtherTabs", false); user_pref("browser.tabs.warnOnOpen", false); user_pref("full-screen-api.warning.delay", 0); // -1=also works user_pref("full-screen-api.warning.timeout", 0); // -1=also works user_pref("browser.aboutConfig.showWarning", false); /****************************************************************************** * SECTION: AUTOFILL * ******************************************************************************/ // PREF: Disable Autofill // Not recommended to use the browser's innate autofill. // You can use a password manager like Bitwarden for an encrypted, auto-fill alternative user_pref("extensions.formautofill.addresses.enabled", false); user_pref("extensions.formautofill.available", "off"); user_pref("extensions.formautofill.creditCards.enabled", false); user_pref("extensions.formautofill.heuristics.enabled", false); user_pref("signon.autofillForms", false); user_pref("browser.formfill.enable", false); // PREF: Disable saving passwords user_pref("signon.rememberSignons", false); user_pref("signon.formlessCapture.enabled", false); /****************************************************************************** * SECTION: ANNOYANCES * ******************************************************************************/ // PREF: Disable default browser check user_pref("browser.shell.checkDefaultBrowser", false); // PREF: Display all parts of the url in the location bar // user_pref("browser.urlbar.trimURLs", false); // PREF: Disable annoying website notifications user_pref("permissions.default.desktop-notification", 2); // PREF: Adjust HTML5 autoplay settings // 0=Allow all, 1=Block non-muted media (default), 5=Block all // user_pref("media.autoplay.default", 1); // PREF: Disable Reader mode // Firefox will not have to parse webpage when navigating. Minimal performance impact. // user_pref("reader.parse-on-load.enabled", true); // PREF: Disable backspace action // 0=previous page, 1=scroll up, 2=do nothing user_pref("browser.backspace_action", 2); // PREF: Disable ALT key toggling the menu bar user_pref("ui.key.menuAccessKey", 0); // PREF: Disable website control over browser right-click context menu // [!] This sometimes results in having two menus displayed. // [NOTE] Shift-Right-Click will always bring up the browser right-click context menu. // user_pref("dom.event.contextmenu.enabled", true); // PREF: CTRL+TAB cycles tabs in chronological order instead of recently used order // user_pref("browser.ctrlTab.recentlyUsedOrder", false); // PREF: Spell-check // 0=none, 1-multi-line, 2=multi-line & single-line user_pref("layout.spellcheckDefault", 2); // PREF: Disable Accessibility services user_pref("accessibility.force_disabled", 1); // PREF: Open links targeting new windows in a new tab instead // Pop-up windows are treated like regular tabs // You can still right-click a link and open in a new window user_pref("browser.link.open_newwindow", 3); user_pref("browser.link.open_newwindow.restriction", 0); // PREF: Limit the number of bookmark backups Firefox keeps user_pref("browser.bookmarks.max_backups", 2); // PREF: Leave bookmarks menu open when selecting a site user_pref("browser.bookmarks.openInTabClosesMenu", false); // PREF: Load Booksmarks in the background user_pref("browser.tabs.loadBookmarksInBackground", true); user_pref("browser.tabs.loadBookmarksInTabs", true); // PREF: Allow for more granular control of zoom levels // Especially useful if you want to set your default zoom to a custom level user_pref("toolkit.zoomManager.zoomValues", ".8,.9,.95,1,1.05,1.1,1.15,1.2,1.25,1.33,1.5,1.7,2,2.4"); user_pref("zoom.maxPercent", 240); user_pref("zoom.minPercent", 80); // PREF: Hide image placeholders user_pref("browser.display.show_image_placeholders", false); // PREF: Insert tab immediately after the current tab // Tap to Tab extension: set to "Put new tab at the end" // extension: https://addons.mozilla.org/en-US/firefox/addon/tap-to-tab // user_pref("browser.tabs.insertAfterCurrent", true); user_pref("browser.tabs.insertRelatedAfterCurrent", true); // PREF: Adjust the minimum tab width // [!] Can be overridden by userChrome.css // default=76 user_pref("browser.tabs.tabMinWidth", 100); // PREF: Wrap long lines of text when using source / debugger user_pref("view_source.wrap_long_lines", true); user_pref("devtools.debugger.ui.editor-wrapping", true); // PREF: Leave the browser window open even after you close the last tab // user_pref("browser.tabs.closeWindowWithLastTab", false); // PREF: Disable links launching Windows Store on Windows 8/8.1/10 [WINDOWS-only] // [1] https://www.ghacks.net/2016/03/25/block-firefox-chrome-windows-store/ // user_pref("network.protocol-handler.external.ms-windows-store", false); // PREF: Disable Windows taskbar preview [WINDOWS-only] // user_pref("browser.taskbar.previews.enable", false); /****************************************************************************** * BETTERFOX END * ******************************************************************************/