/**************************************************************************** * Peskyfox * * "Aquila non capit muscas" * * priority: remove annoyances * * version: 108 * * url: https://github.com/yokoffing/Betterfox * ***************************************************************************/ /**************************************************************************** * SECTION: MOZILLA UI * ****************************************************************************/ // PREF: enable a Light theme for browser and webpage content // [TEST] https://9to5mac.com/ //user_pref("ui.systemUsesDarkTheme", 0); // HIDDEN //user_pref("browser.in-content.dark-mode", false); // HIDDEN // PREF: enable a Dark theme for browser and webpage content // [TEST] https://9to5mac.com/ //user_pref("ui.systemUsesDarkTheme", 1); // HIDDEN //user_pref("browser.in-content.dark-mode", true); // HIDDEN // PREF: choose what theme Firefox follows by default // Dark (0), Light (1), System (2), or Browser (3) (default) // [1] https://www.reddit.com/r/firefox/comments/rfj6yc/how_to_stop_firefoxs_dark_theme_from_overriding/hoe82i5/?context=3 user_pref("layout.css.prefers-color-scheme.content-override", 2); // PREF: enable Firefox to use userChome, userContent, etc. user_pref("toolkit.legacyUserProfileCustomizations.stylesheets", true); // PREF: enable CSS moz document rules // Still needed for Stylus? // [1] https://old.reddit.com/r/FirefoxCSS/comments/8x2q97/reenabling_mozdocument_rules_in_firefox_61/ //user_pref("layout.css.moz-document.content.enabled", true); // PREF: disable annoying update restart prompts // Delay update available prompts for ~1 week // Will still show green arrow in menu bar user_pref("app.update.suppressPrompts", true); // PREF: prevent accessibility services from accessing your browser [RESTART] // Accessibility Service may negatively impact Firefox browsing performance // Disable it if you’re not using any type of physical impairment assistive software // [1] https://support.mozilla.org/kb/accessibility-services // [2] https://www.ghacks.net/2021/08/25/firefox-tip-turn-off-accessibility-services-to-improve-performance/ // [3] https://www.troddit.com/r/firefox/comments/p8g5zd/why_does_disabling_accessibility_services_improve // [4] https://winaero.com/firefox-has-accessibility-service-memory-leak-you-should-disable-it/ user_pref("accessibility.force_disabled", 1); // PREF: disable the Accessibility panel //user_pref("devtools.accessibility.enabled", false); // PREF: don't focus elements on click, only on tab // Helps to eliminate ugly 1px dotted outline // default=1 //user_pref("accessibility.mouse_focuses_formcontrol", 0); // PREF: add compact mode back to options user_pref("browser.compactmode.show", true); // PREF: Mozilla VPN user_pref("browser.privatebrowsing.vpnpromourl", ""); // PREF: disable about:addons' Recommendations pane (uses Google Analytics) user_pref("extensions.getAddons.showPane", false); // HIDDEN user_pref("extensions.htmlaboutaddons.recommendations.enabled", false); // PREF: disable Extension Recommendations (CFR: "Contextual Feature Recommender") // [1] https://support.mozilla.org/en-US/kb/extension-recommendations user_pref("browser.newtabpage.activity-stream.asrouter.userprefs.cfr.addons", false); user_pref("browser.newtabpage.activity-stream.asrouter.userprefs.cfr.features", false); // PREF: hide "More from Mozilla" in Settings user_pref("browser.preferences.moreFromMozilla", false); // PREF: only show List All Tabs icon when needed // true=always show tab overflow dropdown (FF106+ default) // false=only display tab dropdown when there are too many tabs // [1] https://www.ghacks.net/2022/10/19/how-to-hide-firefoxs-list-all-tabs-icon/ user_pref("browser.tabs.tabmanager.enabled", false); // PREF: disable Unified Extensions button [NIGHTLY] //user_pref("extensions.unifiedExtensions.enabled", false); // PREF: remove "addons.mozilla.org" from set of domains that extensions cannot access // [NOTE] May only work with privacy.resistfingerprinting enabled? + DEV/NIGHTLY-only? // [1] https://www.reddit.com/r/firefox/comments/n1lpaf/make_addons_work_on_mozilla_sites/gwdy235/?context=3 //user_pref("extensions.webextensions.restrictedDomains", "accounts-static.cdn.mozilla.net,accounts.firefox.com,addons.cdn.mozilla.net,api.accounts.firefox.com,content.cdn.mozilla.net,discovery.addons.mozilla.org,install.mozilla.org,oauth.accounts.firefox.com,profile.accounts.firefox.com,support.mozilla.org,sync.services.mozilla.com"); //user_pref("privacy.resistFingerprinting.block_mozAddonManager", true); // [HIDDEN] // PREF: do not require signing for extensions [ESR/DEV/NIGHTLY ONLY] // [1] https://support.mozilla.org/en-US/kb/add-on-signing-in-firefox#w_what-are-my-options-if-i-want-to-use-an-unsigned-add-on-advanced-users //user_pref("xpinstall.signatures.required", false); // PREF: disable Warnings //user_pref("browser.tabs.warnOnClose", false); // DEFAULT [FF94+] //user_pref("browser.tabs.warnOnCloseOtherTabs", false); //user_pref("browser.tabs.warnOnOpen", false); //user_pref("browser.aboutConfig.showWarning", false); // PREF: disable fullscreen delay and notice user_pref("full-screen-api.transition-duration.enter", "0 0"); user_pref("full-screen-api.transition-duration.leave", "0 0"); user_pref("full-screen-api.warning.delay", 0); user_pref("full-screen-api.warning.timeout", 0); // PREF: disable welcome notices //user_pref("browser.startup.homepage_override.mstone", "ignore"); // What's New page after updates; master switch user_pref("browser.aboutwelcome.enabled", false); // disable Intro screens //user_pref("startup.homepage_welcome_url", ""); //user_pref("startup.homepage_welcome_url.additional", ""); //user_pref("startup.homepage_override_url", ""); // What's New page after updates // PREF: disable "What's New" toolbar icon [FF69+] //user_pref("browser.messaging-system.whatsNewPanel.enabled", false); // PREF: show all matches in Findbar user_pref("findbar.highlightAll", true); // PREF: disable middle mouse click opening links from clipboard // [1] https://gitlab.torproject.org/tpo/applications/tor-browser/-/issues/10089 ***/ user_pref("middlemouse.contentLoadURL", false); // Private Browsing changes [FF106+] // PREF: disable private windows being separate from normal windows in taskbar [WINDOWS] //user_pref("browser.privateWindowSeparation.enabled", false); // PREF: disable "private window" indicator in tab bar user_pref("browser.privatebrowsing.enable-new-indicator", false); // PREF: disable always using dark theme for private browsing windows //user_pref("browser.theme.dark-private-windows", false); // PREF: Cookie Banner handling [NIGHTLY] // [NOTE] Feature still enforces Total Cookie Protection to limit 3rd-party cookie tracking [1] // [1] https://github.com/mozilla/cookie-banner-rules-list/issues/33#issuecomment-1318460084 // [2] https://phabricator.services.mozilla.com/D153642 // [3] https://winaero.com/make-firefox-automatically-click-on-reject-all-in-cookie-banner-consent/ // [4] https://docs.google.com/spreadsheets/d/1Nb4gVlGadyxix4i4FBDnOeT_eJp2Zcv69o-KfHtK-aA/edit#gid=0 // 2: reject banners if it is a one-click option; otherwise, fall back to the accept button to remove banner // 1: reject banners if it is a one-click option; otherwise, keep banners on screen // 0: disable all cookie banner handling //user_pref("cookiebanners.service.mode", 2); //user_pref("cookiebanners.service.mode.privateBrowsing", 2); //user_pref("cookiebanners.bannerClicking.enabled", true); //user_pref("cookiebanners.cookieInjector.enabled", true); // DEFAULT // PREF: enable global CookieBannerRules // This is used for click rules that can handle common Consent Management Providers (CMP) // [NOTE] Enabling this (when the cookie handling feature is enabled) may // negatively impact site performance since it requires us to run rule-defined // query selectors for every page //user_pref("cookiebanners.service.enableGlobalRules", true); /**************************************************************************** * SECTION: FONT APPEARANCE * ****************************************************************************/ // PREF: smoother font // [1] https://old.reddit.com/r/firefox/comments/wvs04y/windows_11_firefox_v104_font_rendering_different/?context=3 //user_pref("gfx.webrender.quality.force-subpixel-aa-where-possible", true); // PREF: use DirectWrite everywhere like Chrome [WINDOWS] // [1] https://old.reddit.com/r/firefox/comments/wvs04y/comment/ilklzy1/?context=3 //user_pref("gfx.font_rendering.cleartype_params.rendering_mode", 5); //user_pref("gfx.font_rendering.cleartype_params.cleartype_level", 100); //user_pref("gfx.font_rendering.cleartype_params.force_gdi_classic_for_families", ""); //user_pref("gfx.font_rendering.cleartype_params.force_gdi_classic_max_size", 6); //user_pref("gfx.font_rendering.directwrite.use_gdi_table_loading", false); // Some users find these helpful: //user_pref("gfx.font_rendering.cleartype_params.gamma", 1750); //user_pref("gfx.font_rendering.cleartype_params.enhanced_contrast", 50); //user_pref("gfx.font_rendering.cleartype_params.pixel_structure", 1); // PREF: use macOS Appearance Panel text smoothing setting when rendering text [macOS] //user_pref("gfx.use_text_smoothing_setting", true); /**************************************************************************** * SECTION: URL BAR * ****************************************************************************/ // PREF: URL bar suggestions (bookmarks, history, open tabs) / dropdown options in the URL bar // user_pref("browser.urlbar.suggest.bookmarks", true); user_pref("browser.urlbar.suggest.engines", false); //user_pref("browser.urlbar.suggest.history", false); //user_pref("browser.urlbar.suggest.openpage", true); //user_pref("browser.urlbar.suggest.quickactions", false); // [NIGHTLY] //user_pref("browser.urlbar.suggest.searches", false); // Disable dropdown suggestions with empty query: user_pref("browser.urlbar.suggest.topsites", false); // enable helpful features: user_pref("browser.urlbar.suggest.calculator", true); user_pref("browser.urlbar.unitConversion.enabled", true); // PREF: Adaptive History Autofill // [1] https://docs.google.com/document/u/1/d/e/2PACX-1vRBLr_2dxus-aYhZRUkW9Q3B1K0uC-a0qQyE3kQDTU3pcNpDHb36-Pfo9fbETk89e7Jz4nkrqwRhi4j/pub //user_pref("browser.urlbar.autoFill", true); [DEFAULT] //user_pref("browser.urlbar.autoFill.adaptiveHistory.enabled", false); // PREF: Quick Actions in the URL Bar // [1] https://www.ghacks.net/2022/07/19/mozilla-is-testing-quick-actions-in-firefoxs-address-bar/ //user_pref("browser.urlbar.quickactions.enabled", false); //user_pref("browser.urlbar.shortcuts.quickactions", false); // PREF: Address bar / URL bar dropdown results // This value controls the total number of entries to appear in the location bar dropdown. // [NOTE] Items (bookmarks/history/openpages) with a high "frequency"/"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. // default=10, disable=0 //user_pref("browser.urlbar.maxRichResults", 1); /**************************************************************************** * SECTION: AUTOPLAY * ****************************************************************************/ // PREF: do not autoplay media audio // [NOTE] You can set exceptions under site permissions // [SETTING] Privacy & Security>Permissions>Autoplay>Settings>Default for all websites // 0=Allow all, 1=Block non-muted media (default), 5=Block all //user_pref("media.autoplay.default", 1); // DEFAULT //user_pref("media.block-autoplay-until-in-foreground", true); // DEFAULT // PREF: disable autoplay of HTML5 media if you interacted with the site [FF78+] // 0=sticky (default), 1=transient, 2=user // Firefox's Autoplay Policy Documentation (PDF) is linked below via SUMO // [NOTE] If you have trouble with some video sites (e.g. YouTube), then add an exception (see previous PREF) // [1] https://support.mozilla.org/questions/1293231 //user_pref("media.autoplay.blocking_policy", 2); /**************************************************************************** * SECTION: NEW TAB PAGE * ****************************************************************************/ // PREF: open windows/tabs from last session // 0=blank, 1=home, 2=last visited page, 3=resume previous session // [NOTE] Session Restore is cleared with history and not used in Private Browsing mode // [SETTING] General>Startup>Restore previous session //user_pref("browser.startup.page", 3); // PREF: set HOME+NEWWINDOW page to blank tab // about:home=Activity Stream, custom URL, about:blank // [SETTING] Home>New Windows and Tabs>Homepage and new windows // [Custom URLs] Set two or more websites in Home Page Field – delimited by | // [1] https://support.mozilla.org/en-US/questions/1271888#answer-1262899 //user_pref("browser.startup.homepage", "about:blank"); // PREF: set NEWTAB page to blank tab // true=Firefox Home, false=blank page // [SETTING] Home>New Windows and Tabs>New tabs //user_pref("browser.newtabpage.enabled", false); // PREF: Home / New Tab page items // [SETTINGS] Home>Firefox Home Content // [1] https://github.com/arkenfox/user.js/issues/1556 //user_pref("browser.newtabpage.activity-stream.discoverystream.enabled", false); /// unnecessary? //user_pref("browser.newtabpage.activity-stream.showSearch", true); // NTP Web Search [DEFAULT] user_pref("browser.newtabpage.activity-stream.feeds.topsites", false); // Shortcuts //user_pref("browser.newtabpage.activity-stream.showSponsoredTopSites", false); // Sponsored shortcuts [FF83+] user_pref("browser.newtabpage.activity-stream.feeds.section.topstories", false); // Recommended by Pocket //user_pref("browser.newtabpage.activity-stream.showSponsored", false); // Sponsored Stories [FF58+] //user_pref("browser.newtabpage.activity-stream.feeds.section.highlights", false); // Recent Activity [DEFAULT] //user_pref("browser.newtabpage.activity-stream.section.highlights.includeBookmarks", false); //user_pref("browser.newtabpage.activity-stream.section.highlights.includeDownloads", false); //user_pref("browser.newtabpage.activity-stream.section.highlights.includePocket", false); //user_pref("browser.newtabpage.activity-stream.section.highlights.includeVisited", false); //user_pref("browser.newtabpage.activity-stream.feeds.snippets", false); // [DEFAULT] // PREF: keep search in the search box; prevent from jumping to address bar // [1] https://www.reddit.com/r/firefox/comments/oxwvbo/firefox_start_page_search_options/ //user_pref("browser.newtabpage.activity-stream.improvesearch.handoffToAwesomebar", false); // PREF: Firefox logo to always show //user_pref("browser.newtabpage.activity-stream.logowordmark.alwaysVisible", true); // DEFAULT // PREF: Bookmarks Toolbar visibility // always, never, or newtab //user_pref("browser.toolbars.bookmarks.visibility", "newtab"); // DEFAULT /****************************************************************************** * SECTION: POCKET * ******************************************************************************/ // PREF: Disable built-in Pocket extension user_pref("extensions.pocket.enabled", false); // user_pref("extensions.pocket.api"," "); // user_pref("extensions.pocket.oAuthConsumerKey", " "); // user_pref("extensions.pocket.site", " "); /****************************************************************************** * 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", 2); // PREF: Enforce user interaction for security by always asking where to download. // [SETTING] General>Downloads>Always ask you where to save files // false=the user is asked what to do user_pref("browser.download.useDownloadDir", false); //user_pref("browser.download.dir", "C:\Users\\AppData\Local\Temp"); // [WINDOWS] // PREF: disable downloads panel opening on every download user_pref("browser.download.alwaysOpenPanel", false); // PREF: Disable adding downloads to the system's "recent documents" list user_pref("browser.download.manager.addToRecentDocs", false); // PREF: Autohide download button //user_pref("browser.download.autohideButton", true); // DEFAULT // PREF: enable user interaction for security by always asking how to handle new mimetypes // [SETTING] General>Files and Applications>What should Firefox do with other files user_pref("browser.download.always_ask_before_handling_new_types", true); // PREF: autohide the downloads button //user_pref("browser.download.autohideButton", true); // DEFAULT /**************************************************************************** * SECTION: PDF * ****************************************************************************/ // 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"). //user_pref("pdfjs.disabled", false); // DEFAULT // PREF: allow viewing of PDFs even if the response HTTP headers // include Content-Disposition:attachment. //user_pref("browser.helperApps.showOpenOptionForPdfJS", true); // DEFAULT // PREF: open PDFs inline (FF103+) user_pref("browser.download.open_pdf_attachments_inline", true); // PREF: PDF sidebar on load // 2=table of contents (if not available, will default to 1) // 1=view pages // -1=disabled (default) //user_pref("pdfjs.sidebarViewOnLoad", 1); // PREF: default zoom for PDFs [HIDDEN] // [NOTE] "page-width" not needed if using sidebar on load //user_pref("pdfjs.defaultZoomValue", page-width); /**************************************************************************** * SECTION: TAB BEHAVIOR * ****************************************************************************/ // PREF: unload tabs on low memory // Firefox will detect if your computer’s memory is running low (less than 400MB) // and suspend tabs that you have not used in awhile // [1] https://support.mozilla.org/en-US/questions/1262073 // [2] https://blog.nightly.mozilla.org/2021/05/14/these-weeks-in-firefox-issue-93/ //user_pref("browser.tabs.unloadOnLowMemory", true); // DEFAULT // PREF: search query opens in a new tab (instead of the current tab) //user_pref("browser.search.openintab", true); // SEARCH BOX //user_pref("browser.urlbar.openintab", true); // URL BAR // PREF: control behavior of links that would normally open in a new window // [NOTE] You can still right-click a link and open in a new window // 3 (default) = in a new tab; pop-up windows are treated like regular tabs // 2 = in a new window // 1 = in the current tab //user_pref("browser.link.open_newwindow", 3); // DEFAULT // PREF: determine the behavior of pages opened by JavaScript (like popups) // 2 (default) = catch new windows opened by JavaScript that do not have // specific values set (how large the window should be, whether it // should have a status bar, etc.) // 1 = let all windows opened by JavaScript open in new windows // 0 = force all new windows opened by JavaScript into tabs // [NOTE] Most advertising popups also open in new windows with values set // [1] https://kb.mozillazine.org/About:config_entries user_pref("browser.link.open_newwindow.restriction", 0); // PREF: override for external links // Set if a different destination for external links is needed // 3=Open in a new tab in the current window // 2=Open in a new window // 1=Open in the current tab/window // -1=no overrides (default) //user_pref("browser.link.open_newwindow.override.external", -1); // DEFAULT // PREF: focus behavior for new tabs from links // Determine whether a link opens in the foreground or background on left-click // [SETTINGS] Settings>General>Tabs>"When you open a link, image or media in a new tab, switch to it immediately" // true(default) = opens new tabs by left-click in the background, leaving focus on the current tab // false = opens new tabs by left-click in the foreground, putting focus on the new tab // [NOTE] CTRL+SHIFT+CLICK will open new tabs in foreground (default); switching PREF to false will reverse this behavior // [1] https://kb.mozillazine.org/About:config_entries //user_pref("browser.tabs.loadInBackground", true); // DEFAULT // PREF: determines whether pages normally meant to open in a new window (such as // target="_blank" or from an external program), but that have instead been loaded in a new tab // This pref takes effect when Firefox has diverted a new window to a new tab instead, then: // true = loads the new tab in the background, leaving focus on the current tab // false(default) = loads the new tab in the foreground, taking the focus from the current tab // [NOTE] Setting this preference to true will still bring the browser to the front when opening links from outside the browser // [1] https://kb.mozillazine.org/About:config_entries //user_pref("browser.tabs.loadDivertedInBackground", false); // DEFAULT // PREF: load bookmarks in the background when left-clicking in Bookmarks Menu //user_pref("browser.tabs.loadBookmarksInBackground", true); // PREF: force bookmarks to open in a new tab, not the current tab user_pref("browser.tabs.loadBookmarksInTabs", true); // PREF: leave Bookmarks Menu open when selecting a site user_pref("browser.bookmarks.openInTabClosesMenu", false); // PREF: Prevent scripts from moving and resizing open windows user_pref("dom.disable_window_move_resize", true); // PREF: insert new tabs after groups like it // true(default) = open new tabs to the right of the parent tab // false = new tabs are opened at the far right of the tab bar //user_pref("browser.tabs.insertRelatedAfterCurrent", true); // DEFAULT // PREF: insert new tabs immediately after the current tab //user_pref("browser.tabs.insertAfterCurrent", true); // PREF: leave the browser window open even after you close the last tab //user_pref("browser.tabs.closeWindowWithLastTab", false); // PREF: stop websites from reloading pages automatically // [WARNING] Breakage with some sites. // [1] https://www.ghacks.net/2018/08/19/stop-websites-from-reloading-pages-automatically/ //user_pref("accessibility.blockautorefresh", true); //user_pref("browser.meta_refresh_when_inactive.disabled", true); // PREF: Plain Text only when copying text user_pref("clipboard.plainTextOnly", true); // PREF: limit events that can cause a pop-up // Firefox provides an option to provide exceptions for sites, remembered in your Site Settings. // (default) "change click dblclick auxclick mouseup pointerup notificationclick reset submit touchend contextmenu" // (alternate) user_pref("dom.popup_allowed_events", "click dblclick mousedown pointerdown"); user_pref("dom.popup_allowed_events", "click dblclick"); //user_pref("dom.disable_open_during_load", true); // DEFAULT //user_pref("privacy.popups.showBrowserMessage", true); // DEFAULT /**************************************************************************** * SECTION: UNCATEGORIZED * ****************************************************************************/ // PREF: restore "View image info" //user_pref("browser.menu.showViewImageInfo", true); // PREF: Disable Reader mode // Firefox will not have to parse webpage for Reader when navigating. // Minimal performance impact. //user_pref("reader.parse-on-load.enabled", false); // PREF: Disable backspace action // 0=previous page, 1=scroll up, 2=do nothing //user_pref("browser.backspace_action", 2); // DEFAULT // PREF: Disable ALT key toggling the menu bar //user_pref("ui.key.menuAccessKey", 0); // 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", 1); // DEFAULT // PREF: Spell Checker underline styles [HIDDEN] // [1] https://kb.mozillazine.org/Ui.SpellCheckerUnderlineStyle#Possible_values_and_their_effects //user_pref("ui.SpellCheckerUnderlineStyle", 1); // PREF: Limit the number of bookmark backups Firefox keeps //user_pref("browser.bookmarks.max_backups", 1); // 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", ".3,.5,.67,.8,.9,.95,1,1.1,1.2,1.3,1.4,1.5,1.6,1.7,2,2.4,3"); // PREF: Hide image placeholders //user_pref("browser.display.show_image_placeholders", false); // 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: enable ASRouter Devtools at about:newtab#devtools (useful if you're making your own CSS theme) // [1] https://firefox-source-docs.mozilla.org/browser/components/newtab/content-src/asrouter/docs/debugging-docs.html //user_pref("browser.newtabpage.activity-stream.asrouter.devtoolsEnabled", true); // show user agent styles in the inspector //user_pref("devtools.inspector.showUserAgentStyles", true); // show native anonymous content (like scrollbars or tooltips) and user agent shadow roots (like the components of an element) in the inspector //user_pref("devtools.inspector.showAllAnonymousContent", true); // PREF: print preview //user_pref("print.tab_modal.enabled", true); // DEFAULT // PREF: adjust the minimum tab width // Can be overridden by userChrome.css //user_pref("browser.tabs.tabMinWidth", 120); // default=76 // PREF: remove underlined characters from various settings //user_pref("ui.key.menuAccessKey", 0); // PREF: zoom only text on webpage, not other elements //user_pref("browser.zoom.full", false); // PREF: enable :has() CSS relational pseudo-class [NIGHTLY?] // Needed for some extensions, filters, and customizations // [1] https://developer.mozilla.org/en-US/docs/Web/CSS/:has // [2] https://caniuse.com/css-has user_pref("layout.css.has-selector.enabled", true); // PREF: disable when dragging a scrollbar, if the mouse moves // too far from the scrollbar, the scrollbar will snap back to the top [LINUX?] // default=6 //user_pref("slider.snapMultiplier", 0); // PREF: disable websites overriding Firefox's keyboard shortcuts [FF58+] // 0 (default) or 1=allow, 2=block // [SETTING] to add site exceptions: Ctrl+I>Permissions>Override Keyboard Shortcuts ***/ //user_pref("permissions.default.shortcuts", 2); // PREF: JPEG XL image format [NIGHTLY] // [1] https://cloudinary.com/blog/the-case-for-jpeg-xl //user_pref("image.jxl.enabled", true);