// Firefox user.js
// Inspired by ffprofile.com

// Browser
user_pref("browser.contentblocking.introCount", 20); // Skip content blocking explanation
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); // Stop Firefox 'tune up' nagging
user_pref("browser.download.autohideButton", false);
user_pref("browser.newtabpage.activity-stream.section.highlights.includePocket", false);
user_pref("browser.newtabpage.activity-stream.asrouter.userprefs.cfr.addons", false); // Disable extension recommendations
user_pref("browser.newtabpage.activity-stream.asrouter.userprefs.cfr.features", false); // Disable feature recommendations
user_pref("browser.newtabpage.activity-stream.filterAdult", true); // Prevents adult or piracy sites from ending up in stuff like favorites
user_pref("browser.newtabpage.enabled", false); // Disable fancy new tab landing page
user_pref("browser.newtabpage.enhanced", false);
user_pref("browser.newtabpage.introShown", true);
user_pref("browser.overlink-delay", 1); // No URL preview bar delay (value is ms)
user_pref("browser.safebrowsing.appRepURL", ""); // Safebrowsing communicates with Google with an unique identifier
user_pref("browser.safebrowsing.blockedURIs.enabled", false);
user_pref("browser.safebrowsing.downloads.enabled", 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);
user_pref("browser.search.hiddenOneOffs", "Google,Bing,Amazon.com,DuckDuckGo,eBay,Twitter,Wikipedia (en)"); // Disable one click search engines
user_pref("browser.selfsupport.url", ""); // Constanly pings Mozilla
user_pref("browser.send_pings", false);
user_pref("browser.shell.checkDefaultBrowser", false);
user_pref("browser.startup.homepage", "about:blank");
user_pref("browser.startup.homepage_override.mstone", "ignore"); // Disable 'updated Firefox!' page
user_pref("browser.startup.page", 3); // Restore previous session. 1 to disable
user_pref("browser.tabs.closeWindowWithLastTab", false);
user_pref("browser.tabs.tabClipWidth", 93); // Close tab button visible at shorter tab widths
user_pref("browser.tabs.crashReporting.sendReport", false);
user_pref("browser.tabs.warnOnClose", false);
user_pref("browser.uidensity", 1); // Compact UI
user_pref("browser.urlbar.trimURLs", false); // Show full URL

// Experiments (Mozilla A/B testing)
user_pref("experiments.activeExperiment", false);
user_pref("experiments.enabled", false);
user_pref("experiments.manifest.uri", "");
user_pref("experiments.supported", false);

// Extensions
user_pref("extensions.autoDisableScopes", 14);
user_pref("extensions.getAddons.cache.enabled", false); // 'get add-ons' has Google Analytics
user_pref("extensions.getAddons.showPane", false);
user_pref("extensions.greasemonkey.stats.optedin", false);
user_pref("extensions.greasemonkey.stats.url", "");
user_pref("extensions.pocket.enabled", false);
user_pref("extensions.shield-recipe-client.api_url", "");
user_pref("extensions.shield-recipe-client.enabled", false);
user_pref("extensions.webservice.discoverURL", "");

// Media
user_pref("media.autoplay.default", 2); // Autoplay permissions on site-by site basis
user_pref("media.autoplay.enabled.user-gestures-needed", true); // Autoplay requires user activity
user_pref("media.autoplay.ask-permission", true);
user_pref("media.autoplay.allow-muted", false);
user_pref("media.autoplay.enabled", ""); // Deprecated value
user_pref("media.webm.enabled", false); // Disable VP8 & 9, massive battery life gains <6th gen Intel

// Network
user_pref("network.IDN_show_punycode", true); // Show unicode URLs, anti-phishing
user_pref("network.allow-experiments", false);
user_pref("network.captive-portal-service.enabled", false);
user_pref("network.cookie.cookieBehavior", 3); // Only allow cookies from visited sites
user_pref("network.http.referer.spoofSource", true);
user_pref("network.trr.mode", 5); // Firefox proxy DNS-over-HTTPS. 5 = explicitly off

// Privacy
user_pref("privacy.donottrackheader.enabled", false);
user_pref("privacy.donottrackheader.value", 1);
user_pref("privacy.trackingprotection.enabled", true);
user_pref("privacy.trackingprotection.pbmode.enabled", true);
user_pref("privacy.trackingprotection.cryptomining.enabled", true);
user_pref("privacy.trackingprotection.fingerprinting.enabled", true);
user_pref("privacy.usercontext.about_newtab_segregation.enabled", true);
user_pref("media.navigator.enabled", false); // Prevent camera/mic detection
user_pref("dom.battery.enabled", false); // No battery level reading by sites, anti-fingeprinting
user_pref("dom.webaudio.enabled", false); // No webaudio API access by sites, anti-fingeprinting
user_pref("dom.event.clipboardevents.enabled", false); // Don't let sites detect select/copy

// Security
user_pref("security.insecure_connection_icon.enabled", true); // Warning padlock when no HTTPS
user_pref("security.insecure_connection_icon.pbmode.enabled", true);

// Telemetry
user_pref("toolkit.telemetry.archive.enabled", false); // Disable telemetry
user_pref("toolkit.telemetry.bhrPing.enabled", false);
user_pref("toolkit.telemetry.cachedClientID", "");
user_pref("toolkit.telemetry.enabled", false);
user_pref("toolkit.telemetry.firstShutdownPing.enabled", false);
user_pref("toolkit.telemetry.hybridContent.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);

// Miscellaneous
user_pref("accessibility.typeaheadfind", false); // Don't immediately start searching on typing
user_pref("app.normandy.api_url", ""); // Disable 'rate Firefox' pop-up
user_pref("app.normandy.enabled", false);
user_pref("app.shield.optoutstudies.enabled", false); // Prevent remote install of test add-ons
user_pref("beacon.enabled", false);
user_pref("breakpad.reportURL", "");
user_pref("datareporting.healthreport.service.enabled", false);
user_pref("datareporting.healthreport.uploadEnabled", false);
user_pref("datareporting.policy.dataSubmissionEnabled", false);
user_pref("general.warnOnAboutConfig", false);
user_pref("signon.autofillForms", false);
user_pref("permissions.default.desktop-notification", 2); // Disable websites requesting notification access
user_pref("signon.rememberSignons", false); // Don't offer to save passwords
user_pref("webgl.disabled", true); // Almost exclusively used by games, anti-fingerprinting