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Firefox user.js privacy and optimization settings
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| /* | |
| * Open profile dir - find in about:support or about:profiles | |
| * Copy this file into your profile directory. | |
| * Add changes to this file. Save file. | |
| * Restart Firefox. Below overrides will be loaded. | |
| * Close Firefox and open prefs.js to confirm changes merged there. | |
| * NOTE: only non-default values will be saved to prefs.js | |
| * | |
| */ | |
| /* Fingerprinting avoidance from Tor project | |
| * This changes too much! Timezone is GMT which is annoying on some sites. | |
| * Instead change below useragent/buildID etc below. | |
| */ | |
| user_pref("privacy.resistFingerprinting", false); | |
| /* Fingerprinting avoidance by picking common OS / browser */ | |
| /* IMPORTANT: Change useragent & buildID to latest versions! Keep it current! */ | |
| /* | |
| user_pref("general.useragent.override", "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:63.0) Gecko/20100101 Firefox/63.0"); | |
| user_pref("general.buildID.override", "20181018182531"); | |
| user_pref("general.appversion.override", "5.0 (Windows)"); | |
| user_pref("general.oscpu.override", "Windows NT 10.0; Win64; x64"); | |
| user_pref("general.platform.override", "Win32"); | |
| */ | |
| user_pref("dom.maxHardwareConcurrency", 2); | |
| /* Privacy Stuff. | |
| * Source: | |
| * https://www.privacytools.io/#about_config | |
| * https://ffprofile.com/ | |
| */ | |
| user_pref("network.cookie.cookieBehavior", 1); | |
| //user_pref("network.http.referer.trimmingPolicy", 2); | |
| user_pref("network.http.referer.trimmingPolicy", 0); | |
| user_pref("beacon.enabled", false); | |
| user_pref("browser.cache.offline.enable", false); | |
| user_pref("browser.disableResetPrompt", true); | |
| user_pref("browser.fixup.alternate.enabled", false); | |
| user_pref("browser.newtab.preload", false); | |
| user_pref("browser.newtabpage.activity-stream.disableSnippets", true); | |
| user_pref("browser.newtabpage.activity-stream.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.telemetry", false); | |
| user_pref("browser.newtabpage.activity-stream.feeds.topsites", false); | |
| user_pref("browser.newtabpage.activity-stream.migrationExpired", true); | |
| user_pref("browser.newtabpage.activity-stream.prerender", false); | |
| user_pref("browser.newtabpage.activity-stream.showSearch", false); | |
| user_pref("browser.newtabpage.activity-stream.showTopSites", false); | |
| user_pref("browser.newtabpage.activity-stream.telemetry", false); | |
| user_pref("browser.newtabpage.directory.source", ""); | |
| user_pref("browser.newtabpage.directory.ping", ""); | |
| user_pref("browser.newtabpage.enabled", false); | |
| user_pref("browser.newtabpage.enhanced", false); | |
| user_pref("browser.newtabpage.introShown", true); | |
| //user_pref("browser.safebrowsing.appRepURL", ""); | |
| //user_pref("browser.safebrowsing.enabled", false); | |
| //user_pref("browser.safebrowsing.malware.enabled", false); | |
| //user_pref("browser.safebrowsing.phishing.enabled", false); | |
| user_pref("browser.selfsupport.url", ""); | |
| user_pref("browser.send_pings", false); | |
| user_pref("browser.shell.checkDefaultBrowser", false); | |
| user_pref("browser.startup.homepage_override.mstone", "ignore"); | |
| user_pref("datareporting.healthreport.service.enabled", false); | |
| user_pref("datareporting.healthreport.uploadEnabled", false); | |
| user_pref("datareporting.policy.dataSubmissionEnabled", false); | |
| user_pref("dom.battery.enabled", false); | |
| user_pref("dom.enable_performance", false); | |
| user_pref("dom.enable_resource_timing", false); | |
| //user_pref("dom.event.clipboardevents.enabled", false); | |
| user_pref("dom.webaudio.enabled", false); | |
| user_pref("extensions.getAddons.cache.enabled", false); | |
| user_pref("extensions.getAddons.showPane", false); | |
| user_pref("extensions.greasemonkey.stats.optedin", false); | |
| user_pref("extensions.greasemonkey.stats.url", ""); | |
| user_pref("extensions.webservice.discoverURL", ""); | |
| user_pref("geo.enabled", false); | |
| user_pref("media.navigator.enabled", false); | |
| user_pref("media.peerconnection.enabled", false); | |
| user_pref("media.peerconnection.turn.disable", true); | |
| user_pref("media.peerconnection.use_document_iceservers", false); | |
| user_pref("media.peerconnection.video.enabled", false); | |
| user_pref("media.peerconnection.identity.timeout", 1); | |
| user_pref("media.video_stats.enabled", false); | |
| user_pref("network.dns.disablePrefetch", true); | |
| user_pref("network.IDN_show_punycode", true); | |
| user_pref("network.prefetch-next", false); | |
| user_pref("privacy.donottrackheader.enabled", true); | |
| user_pref("privacy.donottrackheader.value", 1); | |
| user_pref("security.ssl3.dhe_rsa_aes_128_sha", false); | |
| user_pref("security.ssl3.dhe_rsa_aes_256_sha", false); | |
| user_pref("toolkit.telemetry.enabled", false); | |
| user_pref("toolkit.telemetry.coverage.opt-out", true); | |
| user_pref("toolkit.telemetry.server", ""); | |
| user_pref("webgl.disabled", true); | |
| //https://www.reddit.com/r/firefox/comments/9eb9o2/firefox_has_the_privacy_option_to_mitigate_tls/ | |
| user_pref("security.ssl.disable_session_identifiers", true); | |
| /* disable pocket integration */ | |
| user_pref("extensions.pocket.enabled", false); | |
| //user_pref("extensions.pocket.enabled", true); | |
| user_pref("browser.toolbarbuttons.introduced.pocket-button", true); | |
| /* Other customizations */ | |
| /* Fix tab width too small */ | |
| user_pref("browser.tabs.tabMinWidth", 100); | |
| /* Change homepage */ | |
| user_pref("browser.startup.homepage", "https://startpage.com/"); | |
| /* Increase disk write timer to prevent SSD from dying | |
| * Source: https://www.servethehome.com/firefox-is-eating-your-ssd-here-is-how-to-fix-it/ | |
| */ | |
| user_pref("browser.sessionstore.interval", 120000); | |
| /* Turn off Smooth Scroll */ | |
| user_pref("general.smoothScroll", false); | |
| /* Turn off warning on about:config */ | |
| user_pref("general.warnOnAboutConfig", false); | |
| /* disable onboarding junk */ | |
| user_pref("browser.onboarding.enabled", false); | |
| /* limit offline data storage */ | |
| user_pref("browser.cache.offline.capacity", 50000); |
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