diff --git a/user.js b/user.js
new file mode 100644
index 0000000..71414c8
--- /dev/null
+++ b/user.js
@@ -0,0 +1,1184 @@
+// **********************************************************************************
+// user.js | Firefox
+// https://git.nixnet.xyz/Narsil/mobile_user.js
+// **********************************************************************************
+//
+// Author    : Narsil    : https://git.nixnet.xyz/Narsil
+//                          
+// Based on  : arkenfox  : https://github.com/arkenfox/user.js
+//
+// License   : https://git.nixnet.xyz/Narsil/desktop_user.js/raw/branch/master/LICENSE
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// START: internal custom pref to test for syntax error
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Disable about:config warning
+user_pref("browser.aboutConfig.showWarning", false);
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// STARTUP
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Disable default browser check
+user_pref("browser.shell.checkDefaultBrowser", false);
+// -------------------------------------
+// Set startup page [SETUP-CHROME]
+// 0=blank, 1=home, 2=last visited page, 3=resume previous session
+user_pref("browser.startup.page", 0);
+// -------------------------------------
+// Set HOME+NEWWINDOW page
+user_pref("browser.startup.homepage", "about:blank");
+// -------------------------------------
+// Set NEWTAB page
+// true=Activity Stream (default), false=blank page
+user_pref("browser.newtabpage.enabled", false);
+user_pref("browser.newtab.preload", false);
+// -------------------------------------
+// Disable some Activity Stream items
+user_pref("browser.newtabpage.activity-stream.feeds.telemetry", false);
+user_pref("browser.newtabpage.activity-stream.telemetry", false);
+user_pref("browser.newtabpage.activity-stream.feeds.snippets", false); // [DEFAULT: false FF89+]
+user_pref("browser.newtabpage.activity-stream.feeds.section.topstories", false);
+user_pref("browser.newtabpage.activity-stream.section.highlights.includePocket", false);
+user_pref("browser.newtabpage.activity-stream.showSponsored", false);
+user_pref("browser.newtabpage.activity-stream.feeds.discoverystreamfeed", false); // [FF66+]
+user_pref("browser.newtabpage.activity-stream.showSponsoredTopSites", false); // [FF83+]
+user_pref("browser.newtabpage.activity-stream.showSearch", false);
+user_pref("browser.newtabpage.activity-stream.showTopSites", false);
+user_pref("browser.newtabpage.activity-stream.feeds.topsites", false);
+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.includeVisited", false);
+user_pref("browser.newtabpage.activity-stream.discoverystream.enabled", false);
+// -------------------------------------
+// Clear default topsites
+user_pref("browser.newtabpage.activity-stream.default.sites", "");
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// GEOLOCATION / LANGUAGE / LOCALE
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Use Mozilla geolocation service instead of Google if permission is granted [FF74+]
+user_pref("geo.provider.network.url", "");
+// user_pref("geo.provider.network.logging.enabled", true); // [HIDDEN PREF]
+// -------------------------------------
+// Disable using the OS's geolocation service
+user_pref("geo.provider.ms-windows-location", false); // [WINDOWS]
+user_pref("geo.provider.use_corelocation", false); // [MAC]
+user_pref("geo.provider.use_gpsd", false); // [LINUX]
+// -------------------------------------
+// Disable region updates
+user_pref("browser.region.network.url", ""); // [FF78+]
+user_pref("browser.region.update.enabled", false); // [[FF79+]
+// -------------------------------------
+// Set search region
+user_pref("browser.search.region", "US"); // [HIDDEN PREF]
+// -------------------------------------
+// Set preferred language for displaying web pages
+user_pref("intl.accept_languages", "en-US, en");
+// -------------------------------------
+// Use US English locale regardless of the system locale
+user_pref("javascript.use_us_english_locale", true); // [HIDDEN PREF]
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// QUIETER FOX
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// UPDATES
+//
+// Disable auto-INSTALLING Firefox updates [NON-WINDOWS]
+user_pref("app.update.auto", false);
+// -------------------------------------
+// Disable auto-INSTALLING Firefox updates via a background service [FF90+] [WINDOWS]
+user_pref("app.update.background.scheduling.enabled", false);
+// -------------------------------------
+// Disable auto-CHECKING for extension and theme updates
+user_pref("extensions.update.enabled", true);
+user_pref("extensions.autoupdate.enabled", true);
+// -------------------------------------
+// Decrease system information leakage to Mozilla extensions update servers
+user_pref("extensions.update.url", "https://versioncheck.addons.mozilla.org/update/VersionCheck.php?reqVersion=%REQ_VERSION%&id=%ITEM_ID%&version=%ITEM_VERSION%&maxAppVersion=%ITEM_MAXAPPVERSION%&status=%ITEM_STATUS%&appID=%APP_ID%&appVersion=%APP_VERSION%&appOS=%APP_OS%&appABI=%APP_ABI%&locale=en-US&currentAppVersion=%CURRENT_APP_VERSION%&updateType=%UPDATE_TYPE%&compatMode=%COMPATIBILITY_MODE%"); // [URL SANITIZED]
+user_pref("extensions.update.background.url", "https://versioncheck-bg.addons.mozilla.org/update/VersionCheck.php?reqVersion=%REQ_VERSION%&id=%ITEM_ID%&version=%ITEM_VERSION%&maxAppVersion=%ITEM_MAXAPPVERSION%&status=%ITEM_STATUS%&appID=%APP_ID%&appVersion=%APP_VERSION%&appOS=%APP_OS%&appABI=%APP_ABI%&locale=en-US&currentAppVersion=%CURRENT_APP_VERSION%&updateType=%UPDATE_TYPE%&compatMode=%COMPATIBILITY_MODE%"); // [URL SANITIZED]
+// -------------------------------------
+// Decrease system information leakage to Mozilla addons update servers
+user_pref("extensions.getAddons.browseAddons", "https://addons.mozilla.org/en-US/android/collections/4757633/mob/?page=1&collection_sort=-popularity"); // [URL SANITIZED]
+user_pref("extensions.getAddons.get.url", "https://services.addons.mozilla.org/api/v4/addons/search/?guid=%IDS%&lang=en-US"); // [URL SANITIZED]
+user_pref("extensions.getAddons.search.browseURL", "https://addons.mozilla.org/en-US/android/search?q=%TERMS%&platform=%OS%&appver=%VERSION%"); // [URL SANITIZED]
+// -------------------------------------
+// Disable auto-INSTALLING extension and theme updates
+user_pref("extensions.update.autoUpdateDefault", false);
+// -------------------------------------
+// Disable extension metadata
+user_pref("extensions.getAddons.cache.enabled", false);
+// -------------------------------------
+// Disable search engine updates (e.g. OpenSearch)
+user_pref("browser.search.update", false);
+// -------------------------------------
+// Disable System Add-on updates
+user_pref("extensions.systemAddon.update.enabled", false); // [FF62+]
+user_pref("extensions.systemAddon.update.url", ""); // [FF44+]
+//
+// RECOMMENDATIONS
+//
+// Disable recommendation pane in about:addons (uses Google Analytics)
+user_pref("extensions.getAddons.showPane", false); // [HIDDEN PREF]
+// -------------------------------------
+// Disable recommendations in about:addons' Extensions and Themes panes [FF68+]
+user_pref("extensions.htmlaboutaddons.recommendations.enabled", false);
+// -------------------------------------
+// Disable personalized Extension Recommendations in about:addons and AMO [FF65+]
+user_pref("browser.discovery.enabled", false);
+//
+// TELEMETRY
+//
+// Disable new data submission [FF41+]
+user_pref("datareporting.policy.dataSubmissionEnabled", false);
+// -------------------------------------
+// Disable Health Reports
+user_pref("datareporting.healthreport.uploadEnabled", false);
+// -------------------------------------
+// Disable telemetry
+user_pref("toolkit.telemetry.unified", false);
+user_pref("toolkit.telemetry.enabled", false); // see [NOTE]
+user_pref("toolkit.telemetry.server", "data:,");
+user_pref("toolkit.telemetry.archive.enabled", false);
+user_pref("toolkit.telemetry.newProfilePing.enabled", false); // [FF55+]
+user_pref("toolkit.telemetry.shutdownPingSender.enabled", false); // [FF55+]
+user_pref("toolkit.telemetry.updatePing.enabled", false); // [FF56+]
+user_pref("toolkit.telemetry.bhrPing.enabled", false); // [FF57+] Background Hang Reporter
+user_pref("toolkit.telemetry.firstShutdownPing.enabled", false); // [FF57+]
+// -------------------------------------
+// Disable Telemetry Coverage
+user_pref("toolkit.telemetry.coverage.opt-out", true); // [HIDDEN PREF]
+user_pref("toolkit.coverage.opt-out", true); // [FF64+] [HIDDEN PREF]
+user_pref("toolkit.coverage.endpoint.base", "");
+// -------------------------------------
+// Disable PingCentre telemetry (used in several System Add-ons) [FF57+]
+user_pref("browser.ping-centre.telemetry", false);
+//
+// STUDIES
+//
+// Disable Studies
+user_pref("app.shield.optoutstudies.enabled", false);
+// -------------------------------------
+// Disable Normandy/Shield [FF60+]
+user_pref("app.normandy.enabled", false);
+user_pref("app.normandy.api_url", "");
+//
+// CRASH REPORTS
+//
+// Disable Crash Reports
+user_pref("breakpad.reportURL", "");
+user_pref("browser.tabs.crashReporting.sendReport", false); // [FF44+]
+// user_pref("browser.crashReports.unsubmittedCheck.enabled", false); // [FF51+] [DEFAULT: false]
+// -------------------------------------
+// Enforce no submission of backlogged Crash Reports [FF58+]
+user_pref("browser.crashReports.unsubmittedCheck.autoSubmit2", false); // [DEFAULT: false]
+//
+// OTHER
+//
+// Disable Captive Portal detection
+user_pref("captivedetect.canonicalURL", "");
+user_pref("network.captive-portal-service.enabled", false); // [FF52+]
+// -------------------------------------
+// Disable Network Connectivity checks [FF65+]
+user_pref("network.connectivity-service.enabled", false);
+// -------------------------------------
+// Disable contentblocking reports
+user_pref("browser.contentblocking.reportBreakage.url", "");
+user_pref("browser.contentblocking.report.cookie.url", "");
+user_pref("browser.contentblocking.report.cryptominer.url", "");
+user_pref("browser.contentblocking.report.fingerprinter.url", "");
+user_pref("browser.contentblocking.report.lockwise.enabled", false);
+user_pref("browser.contentblocking.report.lockwise.how_it_works.url", "");
+user_pref("browser.contentblocking.report.manage_devices.url", "");
+user_pref("browser.contentblocking.report.monitor.enabled", false);
+user_pref("browser.contentblocking.report.monitor.how_it_works.url", "");
+user_pref("browser.contentblocking.report.monitor.sign_in_url", "");
+user_pref("browser.contentblocking.report.monitor.url", "");
+user_pref("browser.contentblocking.report.proxy.enabled", false);
+user_pref("browser.contentblocking.report.proxy_extension.url", "");
+user_pref("browser.contentblocking.report.social.url", "");
+user_pref("browser.contentblocking.report.tracker.url", "");
+user_pref("browser.contentblocking.report.endpoint_url", "");
+user_pref("browser.contentblocking.report.monitor.home_page_url", "");
+user_pref("browser.contentblocking.report.monitor.preferences_url", "");
+user_pref("browser.contentblocking.report.vpn.enabled", false);
+// -------------------------------------
+// Enforce disabling of Web Compatibility Reporter [FF56+]
+user_pref("extensions.webcompat-reporter.enabled", false); // [DEFAULT: false]
+// -------------------------------------
+// Block unwanted connections
+user_pref("app.feedback.baseURL", "");
+user_pref("app.feedbackURL", "");
+user_pref("app.support.baseURL", "");
+user_pref("app.supportURL", "");
+user_pref("app.update.channel", "");
+user_pref("app.channelURL", "");
+user_pref("app.creditsURL", "");
+user_pref("app.faqURL", "");
+user_pref("app.privacyURL", "");
+user_pref("app.releaseNotesURL", "");
+user_pref("app.update.autodownload", "never");
+user_pref("app.update.url.android", "");
+user_pref("app.update.service.enabled", false);
+// -------------------------------------
+// Manage other urls and handlers
+user_pref("media.decoder-doctor.new-issue-endpoint", "");
+user_pref("identity.sync.tokenserver.uri", "");
+user_pref("browser.translation.engine", "");
+user_pref("gecko.handlerService.schemes.mailto.0.uriTemplate", "");
+user_pref("gecko.handlerService.schemes.mailto.0.name", "");
+user_pref("gecko.handlerService.schemes.mailto.1.uriTemplate", "");
+user_pref("gecko.handlerService.schemes.mailto.1.name", "");
+user_pref("gecko.handlerService.schemes.irc.0.uriTemplate", "");
+user_pref("gecko.handlerService.schemes.irc.0.name", "");
+user_pref("gecko.handlerService.schemes.ircs.0.uriTemplate", "");
+user_pref("gecko.handlerService.schemes.ircs.0.name", "");
+user_pref("browser.uitour.themeOrigin", "");
+user_pref("toolkit.datacollection.infoURL", "");
+user_pref("identity.mobilepromo.android", "");
+user_pref("identity.mobilepromo.ios", "");
+// -------------------------------------
+// Disable SSDP (Simple Service Discovery Protocol)
+user_pref("browser.casting.enabled", false);
+// -------------------------------------
+// Disable tickle time under wifi network
+user_pref("network.tickle-wifi.enabled", false);
+// -------------------------------------
+// Disable connections to Mozilla servers
+user_pref("services.settings.server", "");
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// SAFE BROWSING (SB)
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Disable SB (Safe Browsing)
+user_pref("browser.safebrowsing.malware.enabled", false);
+user_pref("browser.safebrowsing.phishing.enabled", false);
+user_pref("browser.safebrowsing.passwords.enabled", false);
+user_pref("browser.safebrowsing.allowOverride", false);
+// -------------------------------------
+// Disable SB checks for downloads (both local lookups + remote)
+user_pref("browser.safebrowsing.downloads.enabled", false);
+// -------------------------------------
+// Disable SB checks for downloads (remote)
+user_pref("browser.safebrowsing.downloads.remote.enabled", false);
+user_pref("browser.safebrowsing.downloads.remote.url", "");
+// -------------------------------------
+// Disable SB checks for unwanted software
+user_pref("browser.safebrowsing.downloads.remote.block_potentially_unwanted", false);
+user_pref("browser.safebrowsing.downloads.remote.block_uncommon", false);
+// -------------------------------------
+// Disable "ignore this warning" on SB warnings [FF45+]
+// user_pref("browser.safebrowsing.allowOverride", false);
+// -------------------------------------
+// Google connections
+user_pref("browser.safebrowsing.features.cryptomining.update", false);
+user_pref("browser.safebrowsing.features.fingerprinting.update", false);
+user_pref("browser.safebrowsing.features.malware.update", false);
+user_pref("browser.safebrowsing.features.phishing.update", false);
+user_pref("browser.safebrowsing.features.trackingAnnotation.update", false);
+user_pref("browser.safebrowsing.features.trackingProtection.update", false);
+user_pref("browser.safebrowsing.downloads.remote.block_dangerous", false);
+user_pref("browser.safebrowsing.downloads.remote.block_dangerous_host", false);
+user_pref("browser.safebrowsing.provider.google.updateURL", "");
+user_pref("browser.safebrowsing.provider.google.gethashURL", "");
+user_pref("browser.safebrowsing.provider.google4.updateURL", "");
+user_pref("browser.safebrowsing.provider.google4.gethashURL", "");
+user_pref("browser.safebrowsing.provider.google.reportURL", "");
+user_pref("browser.safebrowsing.reportPhishURL", "");
+user_pref("browser.safebrowsing.provider.google4.reportURL", "");
+user_pref("browser.safebrowsing.provider.google.reportMalwareMistakeURL", "");
+user_pref("browser.safebrowsing.provider.google.reportPhishMistakeURL", "");
+user_pref("browser.safebrowsing.provider.google4.reportMalwareMistakeURL", "");
+user_pref("browser.safebrowsing.provider.google4.reportPhishMistakeURL", "");
+user_pref("browser.safebrowsing.provider.google4.dataSharing.enabled", false);
+user_pref("browser.safebrowsing.provider.google4.dataSharingURL", "");
+user_pref("browser.safebrowsing.provider.google.advisory", "");
+user_pref("browser.safebrowsing.provider.google.advisoryURL", "");
+user_pref("browser.safebrowsing.provider.google.gethashURL", "");
+user_pref("browser.safebrowsing.provider.google4.advisoryURL", "");
+user_pref("browser.safebrowsing.blockedURIs.enabled", false);
+user_pref("browser.safebrowsing.provider.mozilla.gethashURL", "");
+user_pref("browser.safebrowsing.provider.mozilla.updateURL", "");
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// BLOCK IMPLICIT OUTBOUND
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Disable link prefetching
+user_pref("network.prefetch-next", false);
+// -------------------------------------
+// Disable DNS prefetching
+user_pref("network.dns.disablePrefetch", true);
+// user_pref("network.dns.disablePrefetchFromHTTPS", true); // [DEFAULT: true]
+// -------------------------------------
+// Disable predictor / prefetching
+user_pref("network.predictor.enabled", false);
+// user_pref("network.predictor.enable-prefetch", false); // [FF48+] [DEFAULT: false]
+// -------------------------------------
+// Disable link-mouseover opening connection to linked server
+user_pref("network.http.speculative-parallel-limit", 0);
+// -------------------------------------
+// Enforce no "Hyperlink Auditing" (click tracking)
+// user_pref("browser.send_pings", false); // [DEFAULT: false]
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// DNS / DoH / PROXY / SOCKS / IPv6
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Disable IPv6
+user_pref("network.dns.disableIPv6", true);
+// -------------------------------------
+// Set the proxy server to do any DNS lookups when using SOCKS
+user_pref("network.proxy.socks_remote_dns", true);
+// -------------------------------------
+// Disable using UNC (Uniform Naming Convention) paths [FF61+]
+user_pref("network.file.disable_unc_paths", true); // [HIDDEN PREF]
+// -------------------------------------
+// Disable GIO as a potential proxy bypass vector
+user_pref("network.gio.supported-protocols", ""); // [HIDDEN PREF]
+// -------------------------------------
+// Disable DNS-over-HTTPS (DoH) rollout [FF60+]
+user_pref("network.trr.mode", 5);
+user_pref("network.trr.uri", "");
+user_pref("network.trr.confirmationNS", "");
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// LOCATION BAR / SEARCH BAR / SUGGESTIONS / HISTORY / FORMS
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Disable location bar using search
+user_pref("keyword.enabled", false);
+// -------------------------------------
+// Disable location bar domain guessing
+user_pref("browser.fixup.alternate.enabled", false);
+// -------------------------------------
+// Display all parts of the url in the location bar
+user_pref("browser.urlbar.trimURLs", false);
+// -------------------------------------
+// Disable live search suggestions
+user_pref("browser.search.suggest.enabled", false);
+user_pref("browser.urlbar.suggest.searches", false);
+user_pref("browser.urlbar.showSearchSuggestionsFirst", false);
+// -------------------------------------
+// Disable location bar making speculative connections [FF56+]
+user_pref("browser.urlbar.speculativeConnect.enabled", false);
+// -------------------------------------
+// Disable location bar leaking single words to a DNS provider **after searching** [FF78+]
+// 0=never resolve single words, 1=heuristic (default), 2=always resolve
+user_pref("browser.urlbar.dnsResolveSingleWordsAfterSearch", 0);
+// -------------------------------------
+// Disable tab-to-search [FF85+]
+user_pref("browser.urlbar.suggest.engines", false);
+// -------------------------------------
+// Disable search and form history
+user_pref("browser.formfill.enable", false);
+// -------------------------------------
+// Disable Form Autofill
+user_pref("extensions.formautofill.addresses.enabled", false); // [FF55+]
+user_pref("extensions.formautofill.available", "off"); // [FF56+]
+user_pref("extensions.formautofill.creditCards.available", false); // [FF57+]
+user_pref("extensions.formautofill.creditCards.enabled", false); // [FF56+]
+user_pref("extensions.formautofill.heuristics.enabled", false); // [FF55+]
+// -------------------------------------
+// Disable coloring of visited links
+user_pref("layout.css.visited_links_enabled", false);
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// PASSWORDS
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Disable saving passwords and password alerts.
+user_pref("signon.rememberSignons", false);
+user_pref("signon.generation.enabled", false);
+user_pref("signon.management.page.breach-alerts.enabled", false);
+user_pref("signon.management.page.breachAlertUrl", "");
+// -------------------------------------
+// Set when Firefox should prompt for the primary password
+// 0=once per session (default), 1=every time it's needed, 2=after n minutes
+user_pref("security.ask_for_password", 2);
+// -------------------------------------
+// Set how long in minutes Firefox should remember the primary password (0901)
+user_pref("security.password_lifetime", 5); // [DEFAULT: 30]
+// -------------------------------------
+// Disable auto-filling username & password form fields
+user_pref("signon.autofillForms", false);
+// -------------------------------------
+// Disable formless login capture for Password Manager [FF51+]
+user_pref("signon.formlessCapture.enabled", false);
+// -------------------------------------
+// Limit (or disable) HTTP authentication credentials dialogs triggered by sub-resources [FF41+]
+// 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);
+// -------------------------------------
+// Enforce no automatic authentication on Microsoft sites [FF91+] [WINDOWS 10+]
+user_pref("network.http.windows-sso.enabled", false); // [DEFAULT: false]
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// DISK AVOIDANCE
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Disable disk cache
+user_pref("browser.cache.disk.enable", false);
+// -------------------------------------
+// Disable media cache from writing to disk in Private Browsing
+user_pref("browser.privatebrowsing.forceMediaMemoryCache", true); // [FF75+]
+user_pref("media.memory_cache_max_size", 65536);
+// -------------------------------------
+// Disable storing extra session data [SETUP-CHROME]
+// 0=everywhere, 1=unencrypted sites, 2=nowhere
+user_pref("browser.sessionstore.privacy_level", 2);
+// -------------------------------------
+// Set the minimum interval between session save operations
+user_pref("browser.sessionstore.interval", 30000); // [DEFAULT: 15000]
+// -------------------------------------
+// Disable automatic Firefox start and session restore after reboot [FF62+] [WINDOWS]
+user_pref("toolkit.winRegisterApplicationRestart", false);
+// -------------------------------------
+// Disable favicons in shortcuts
+user_pref("browser.shell.shortcutFavicons", false);
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// HTTPS (SSL/TLS / OCSP / CERTS / HPKP)
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Require safe negotiation
+user_pref("security.ssl.require_safe_negotiation", true);
+// -------------------------------------
+// Reset TLS 1.0 and 1.1 downgrades i.e. session only
+user_pref("security.tls.version.enable-deprecated", false); // [DEFAULT: false]
+// -------------------------------------
+// Disable TLS1.3 0-RTT (round-trip time) [FF51+]
+user_pref("security.tls.enable_0rtt_data", false);
+//
+// OCSP (Online Certificate Status Protocol)
+//
+// Control when to use OCSP fetching (to confirm current validity of certificates)
+// 0=disabled, 1=enabled (default), 2=enabled for EV certificates only
+user_pref("security.OCSP.enabled", 0);
+// -------------------------------------
+// Set OCSP fetch failures (non-stapled) to hard-fail [SETUP-WEB]
+user_pref("security.OCSP.require", false);
+//
+// CERTS / HPKP (HTTP Public Key Pinning)
+//
+// Disable or limit SHA-1 certificates
+// 0 = allow all
+// 1 = block all
+// 3 = only allow locally-added roots (e.g. anti-virus) (default)
+// 4 = only allow locally-added roots or for certs in 2015 and earlier
+user_pref("security.pki.sha1_enforcement_level", 1);
+// -------------------------------------
+// Disable Windows 8.1's Microsoft Family Safety cert [FF50+] [WINDOWS]
+// 0=disable detecting Family Safety mode and importing the root
+// 1=only attempt to detect Family Safety mode (don't import the root)
+// 2=detect Family Safety mode and import the root
+user_pref("security.family_safety.mode", 0);
+// -------------------------------------
+// Enable strict pinning
+// PKP (Public Key Pinning) 0=disabled 1=allow user MiTM (such as your antivirus), 2=strict
+user_pref("security.cert_pinning.enforcement_level", 2);
+// -------------------------------------
+// Disable CRLite [FF73+]
+user_pref("security.remote_settings.intermediates.enabled", false);
+user_pref("security.remote_settings.intermediates.bucket", "");
+user_pref("security.remote_settings.intermediates.collection", "");
+user_pref("security.remote_settings.intermediates.signer", "");
+user_pref("security.remote_settings.crlite_filters.enabled", false);
+user_pref("security.remote_settings.crlite_filters.bucket", "");
+user_pref("security.remote_settings.crlite_filters.collection", "");
+user_pref("security.remote_settings.crlite_filters.signer", "");
+user_pref("security.pki.crlite_mode", 0);
+//
+// MIXED CONTENT
+//
+// Disable insecure passive content (such as images) on https pages [SETUP-WEB]
+user_pref("security.mixed_content.block_display_content", true);
+// -------------------------------------
+// Enable HTTPS-Only mode in all windows [FF76+]
+user_pref("dom.security.https_only_mode", true); // [FF76+]
+// user_pref("dom.security.https_only_mode_pbm", true); // [FF80+]
+// -------------------------------------
+// Enable HTTPS-Only mode for local resources [FF77+]
+// user_pref("dom.security.https_only_mode.upgrade_local", true);
+// -------------------------------------
+// Disable HTTP background requests [FF82+]
+user_pref("dom.security.https_only_mode_send_http_background_request", false);
+//
+// UI (User Interface)
+//
+// Display warning on the padlock for "broken security"
+user_pref("security.ssl.treat_unsafe_negotiation_as_broken", true);
+// -------------------------------------
+// Control "Add Security Exception" dialog on SSL warnings
+// 0=do neither 1=pre-populate url 2=pre-populate url + pre-fetch cert (default)
+user_pref("browser.ssl_override_behavior", 1);
+// -------------------------------------
+// Display advanced information on Insecure Connection warning pages
+user_pref("browser.xul.error_pages.expert_bad_cert", true);
+// -------------------------------------
+// Display "Not Secure" text on HTTP sites
+user_pref("security.insecure_connection_text.enabled", true); // [FF60+]
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// FONTS
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Disable rendering of SVG OpenType fonts
+user_pref("gfx.font_rendering.opentype_svg.enabled", false);
+// -------------------------------------
+// Limit font visibility (Windows, Mac, some Linux) [FF79+]
+// user_pref("layout.css.font-visibility.level", 1);
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// HEADERS / REFERERS
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Control when to send a cross-origin referer
+// 0=always (default), 1=only if base domains match, 2=only if hosts match
+user_pref("network.http.referer.XOriginPolicy", 2);
+// -------------------------------------
+// Control the amount of cross-origin information to send [FF52+]
+// 0=send full URI (default), 1=scheme+host+port+path, 2=scheme+host+port
+user_pref("network.http.referer.XOriginTrimmingPolicy", 2);
+// -------------------------------------
+// Enable the DNT (Do Not Track) HTTP header
+// user_pref("privacy.donottrackheader.enabled", true);
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// CONTAINERS
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Enable Container Tabs and it's UI setting [FF50+]
+user_pref("privacy.userContext.enabled", true);
+user_pref("privacy.userContext.ui.enabled", true);
+// -------------------------------------
+// Set behaviour on "+ Tab" button to display container menu on left click [FF74+]
+// user_pref("privacy.userContext.newTabContainerOnLeftClick.enabled", true);
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// PLUGINS / MEDIA / WEBRTC
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Disable WebRTC (Web Real-Time Communication)
+user_pref("media.peerconnection.enabled", false);
+// -------------------------------------
+// Limit WebRTC IP leaks if using WebRTC
+user_pref("media.peerconnection.ice.default_address_only", true);
+user_pref("media.peerconnection.ice.no_host", true); // [FF51+]
+user_pref("media.peerconnection.ice.proxy_only_if_behind_proxy", true); // [FF70+]
+// -------------------------------------
+// Disable GMP (Gecko Media Plugins)
+// user_pref("media.gmp-provider.enabled", false);
+// -------------------------------------
+// Disable widevine CDM (Content Decryption Module)
+user_pref("media.gmp-widevinecdm.enabled", false);
+// -------------------------------------
+// Disable all DRM content (EME: Encryption Media Extension)
+user_pref("media.eme.enabled", false);
+// -------------------------------------
+// Disable autoplay of HTML5 media [FF63+]
+// 0=Allow all, 1=Block non-muted media (default), 5=Block all
+// user_pref("media.autoplay.default", 5);
+// -------------------------------------
+// Disable autoplay of HTML5 media if you interacted with the site [FF78+]
+// 0=sticky (default), 1=transient, 2=user
+user_pref("media.autoplay.blocking_policy", 2);
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// WEB WORKERS
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Disable service workers [FF32, FF44-compat]
+user_pref("dom.serviceWorkers.enabled", false);
+// -------------------------------------
+// Disable Web Notifications
+// user_pref("dom.webnotifications.enabled", false); // [FF22+]
+// user_pref("dom.webnotifications.serviceworker.enabled", false); // [FF44+]
+// -------------------------------------
+// Disable Push Notifications [FF44+]
+user_pref("dom.push.enabled", false);
+user_pref("dom.push.userAgentID", "");
+user_pref("dom.push.connection.enabled", false);
+user_pref("dom.push.serverURL", "");
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// DOM (DOCUMENT OBJECT MODEL)
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Disable "Confirm you want to leave" dialog on page close
+user_pref("dom.disable_beforeunload", true);
+// -------------------------------------
+// Prevent scripts from moving and resizing open windows
+user_pref("dom.disable_window_move_resize", true);
+// -------------------------------------
+// Block popup windows
+user_pref("dom.disable_open_during_load", true);
+// -------------------------------------
+// Limit events that can cause a popup [SETUP-WEB]
+user_pref("dom.popup_allowed_events", "click dblclick mousedown pointerdown");
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// FINGERPRINTING
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Enforce no system colors
+user_pref("browser.display.use_system_colors", false); // [DEFAULT: false]
+// -------------------------------------
+// Enforce non-native widget theme
+user_pref("widget.non-native-theme.enabled", true); // [DEFAULT: true FF89+]
+// -------------------------------------
+// Open links targeting new windows in a new tab instead
+user_pref("browser.link.open_newwindow", 3); // 1=most recent window or tab 2=new window, 3=new tab
+user_pref("browser.link.open_newwindow.restriction", 0);
+// -------------------------------------
+// Disable WebGL (Web Graphics Library)
+user_pref("webgl.disabled", true);
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// MISCELLANEOUS
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Prevent accessibility services from accessing your browser [RESTART]
+user_pref("accessibility.force_disabled", 1);
+// -------------------------------------
+// Disable sending additional analytics to web servers
+user_pref("beacon.enabled", false);
+// -------------------------------------
+// Remove temp files opened with an external application
+user_pref("browser.helperApps.deleteTempFileOnExit", true);
+// -------------------------------------
+// Disable page thumbnail collection
+user_pref("browser.pagethumbnails.capturing_disabled", true); // [HIDDEN PREF]
+// -------------------------------------
+// Disable UITour backend so there is no chance that a remote page can use it
+user_pref("browser.uitour.enabled", false);
+user_pref("browser.uitour.url", "");
+// -------------------------------------
+// Disable various developer tools in browser context
+user_pref("devtools.chrome.enabled", false);
+// -------------------------------------
+// Reset remote debugging to disabled
+user_pref("devtools.debugger.remote-enabled", false); // [DEFAULT: false]
+// -------------------------------------
+// Disable middle mouse click opening links from clipboard
+user_pref("middlemouse.contentLoadURL", false);
+// -------------------------------------
+// Disable websites overriding Firefox's keyboard shortcuts [FF58+]
+// 0 (default) or 1=allow, 2=block
+// user_pref("permissions.default.shortcuts", 2);
+// -------------------------------------
+// Remove special permissions for certain mozilla domains [FF35+]
+user_pref("permissions.manager.defaultsUrl", "");
+// -------------------------------------
+// Remove webchannel whitelist
+user_pref("webchannel.allowObject.urlWhitelist", "");
+// -------------------------------------
+// Use Punycode in Internationalized Domain Names to eliminate possible spoofing
+user_pref("network.IDN_show_punycode", true);
+// -------------------------------------
+// Enforce PDFJS, disable PDFJS scripting [SETUP-CHROME]
+user_pref("pdfjs.disabled", false); // [DEFAULT: false]
+user_pref("pdfjs.enableScripting", false); // [FF86+]
+// -------------------------------------
+// Disable links launching Windows Store on Windows 8/8.1/10 [WINDOWS]
+user_pref("network.protocol-handler.external.ms-windows-store", false);
+// -------------------------------------
+// Disable permissions delegation [FF73+]
+user_pref("permissions.delegation.enabled", false);
+//
+// DOWNLOADS
+//
+// Enable user interaction for security by always asking where to download
+user_pref("browser.download.useDownloadDir", false);
+// -------------------------------------
+// Disable adding downloads to the system's "recent documents" list
+user_pref("browser.download.manager.addToRecentDocs", false);
+//
+// EXTENSIONS
+//
+// Lock down allowed extension directories
+user_pref("extensions.enabledScopes", 5); // [HIDDEN PREF]
+user_pref("extensions.autoDisableScopes", 15); // [DEFAULT: 15]
+// -------------------------------------
+// Disable bypassing 3rd party extension install prompts [FF82+]
+user_pref("extensions.postDownloadThirdPartyPrompt", false);
+// -------------------------------------
+// Disable webextension restrictions on certain mozilla domains [FF60+]
+// user_pref("extensions.webextensions.restrictedDomains", "");
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// PERSISTENT STORAGE
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Disable or isolate 3rd-party cookies and site-data [SETUP-WEB]
+// 0 = Accept cookies and site data
+// 1 = (Block) All third-party cookies
+// 2 = (Block) All cookies
+// 3 = (Block) Cookies from unvisited websites
+// 4 = (Block) Cross-site tracking cookies (default)
+// 5 = (Isolate All) Cross-site cookies (TCP: Total Cookie Protection / dFPI: dynamic FPI) [1] (FF86+)
+user_pref("network.cookie.cookieBehavior", 1);
+user_pref("browser.contentblocking.category", "custom");
+// -------------------------------------
+// Set third-party cookies (if enabled, see 2701) to session-only
+user_pref("network.cookie.thirdparty.sessionOnly", true);
+user_pref("network.cookie.thirdparty.nonsecureSessionOnly", true); // [FF58+]
+// -------------------------------------
+// Delete cookies and site data on close
+user_pref("network.cookie.lifetimePolicy", 2);
+// -------------------------------------
+// Enable Enhanced Tracking Protection (ETP) in all windows
+user_pref("privacy.trackingprotection.enabled", false);
+user_pref("privacy.trackingprotection.origin_telemetry.enabled", false);
+user_pref("privacy.trackingprotection.annotate_channels", false);
+user_pref("privacy.trackingprotection.lower_network_priority", false);
+user_pref("privacy.trackingprotection.pbmode.enabled", false);
+user_pref("privacy.trackingprotection.cryptomining.enabled", false);
+user_pref("privacy.trackingprotection.fingerprinting.enabled", false);
+user_pref("privacy.trackingprotection.socialtracking.enabled", false);
+user_pref("privacy.trackingprotection.testing.report_blocked_node", false);
+user_pref("privacy.socialtracking.block_cookies.enabled", false);
+// -------------------------------------
+// Disable service worker cache and cache storage
+// user_pref("dom.caches.enabled", false);
+// -------------------------------------
+// Disable Storage API [FF51+]
+// user_pref("dom.storageManager.enabled", false);
+// -------------------------------------
+// Disable Storage Access API [FF65+]
+// user_pref("dom.storage_access.enabled", false);
+// -------------------------------------
+// Enable Local Storage Next Generation (LSNG) [FF65+]
+user_pref("dom.storage.next_gen", true); // [DEFAULT: true FF92+]
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// SHUTDOWN
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Enable Firefox to clear items on shutdown
+user_pref("privacy.sanitize.sanitizeOnShutdown", true);
+// -------------------------------------
+// Set what items to clear on shutdown [SETUP-CHROME]
+user_pref("privacy.clearOnShutdown.cache", true);
+user_pref("privacy.clearOnShutdown.cookies", true);
+user_pref("privacy.clearOnShutdown.downloads", true); // see note above
+user_pref("privacy.clearOnShutdown.formdata", true); // Form & Search History
+user_pref("privacy.clearOnShutdown.history", true); // Browsing & Download History
+user_pref("privacy.clearOnShutdown.offlineApps", true); // Offline Website Data
+user_pref("privacy.clearOnShutdown.sessions", true); // Active Logins
+user_pref("privacy.clearOnShutdown.siteSettings", false); // Site Preferences
+// -------------------------------------
+// Reset default items to clear with Ctrl-Shift-Del [SETUP-CHROME]
+user_pref("privacy.cpd.cache", true);
+user_pref("privacy.cpd.cookies", true);
+// user_pref("privacy.cpd.downloads", true); // not used, see note above
+user_pref("privacy.cpd.formdata", true); // Form & Search History
+user_pref("privacy.cpd.history", true); // Browsing & Download History
+user_pref("privacy.cpd.offlineApps", true); // Offline Website Data
+user_pref("privacy.cpd.passwords", false); // this is not listed
+user_pref("privacy.cpd.sessions", true); // Active Logins
+user_pref("privacy.cpd.siteSettings", false); // Site Preferences
+// -------------------------------------
+// Clear Session Restore data when sanitizing on shutdown or manually [FF34+]
+// user_pref("privacy.clearOnShutdown.openWindows", true);
+// user_pref("privacy.cpd.openWindows", true);
+// -------------------------------------
+// Reset default "Time range to clear" for "Clear Recent History"
+// 0=everything, 1=last hour, 2=last two hours, 3=last four hours, 4=today
+user_pref("privacy.sanitize.timeSpan", 0);
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// FPI (FIRST PARTY ISOLATION)
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Enable First Party Isolation [FF51+]
+user_pref("privacy.firstparty.isolate", true);
+// -------------------------------------
+// Enforce FPI restriction for window.opener [FF54+]
+// user_pref("privacy.firstparty.isolate.restrict_opener_access", true); // [DEFAULT: true]
+// user_pref("privacy.firstparty.isolate.block_post_message", true);
+// -------------------------------------
+// Enable scheme with FPI [FF78+]
+// user_pref("privacy.firstparty.isolate.use_site", true);
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// RFP (RESIST FINGERPRINTING)
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Enable privacy.resistFingerprinting [FF41+]
+user_pref("privacy.resistFingerprinting", true);
+// -------------------------------------
+// Set new window sizes to round to hundreds [FF55+] [SETUP-CHROME]
+// user_pref("privacy.window.maxInnerWidth", 1000);
+// user_pref("privacy.window.maxInnerHeight", 1000);
+// -------------------------------------
+// Disable mozAddonManager Web API [FF57+]
+user_pref("privacy.resistFingerprinting.block_mozAddonManager", true); // [HIDDEN PREF]
+// -------------------------------------
+// Enable RFP letterboxing [FF67+]
+
+user_pref("privacy.resistFingerprinting.letterboxing", true); // [HIDDEN PREF]
+// user_pref("privacy.resistFingerprinting.letterboxing.dimensions", ""); // [HIDDEN PREF]
+// -------------------------------------
+// Experimental RFP [FF91+]
+// user_pref("privacy.resistFingerprinting.exemptedDomains", "*.example.invalid");
+// user_pref("privacy.resistFingerprinting.testGranularityMask", 0);
+// -------------------------------------
+// Disable showing about:blank as soon as possible during startup [FF60+]
+user_pref("browser.startup.blankWindow", false);
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// OPTIONAL OPSEC
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Start Firefox in PB (Private Browsing) mode
+// user_pref("browser.privatebrowsing.autostart", true);
+// -------------------------------------
+// Disable memory cache
+// capacity: -1=determine dynamically (default), 0=none, n=memory capacity in kibibytes
+// user_pref("browser.cache.memory.enable", false);
+// user_pref("browser.cache.memory.capacity", 0);
+// -------------------------------------
+// Disable saving passwords
+// user_pref("signon.rememberSignons", false);
+// -------------------------------------
+// Disable permissions manager from writing to disk [FF41+] [RESTART]
+// user_pref("permissions.memory_only", true); // [HIDDEN PREF]
+// -------------------------------------
+// Disable intermediate certificate caching [FF41+] [RESTART]
+// user_pref("security.nocertdb", true); // [HIDDEN PREF]
+// -------------------------------------
+// Disable favicons in history and bookmarks
+user_pref("browser.chrome.site_icons", false);
+// -------------------------------------
+// Exclude "Undo Closed Tabs" in Session Restore
+// user_pref("browser.sessionstore.max_tabs_undo", 0);
+// -------------------------------------
+// Disable resuming session from crash
+// user_pref("browser.sessionstore.resume_from_crash", false);
+// -------------------------------------
+// Disable "open with" in download dialog [FF50+]
+// user_pref("browser.download.forbid_open_with", true);
+// -------------------------------------
+// Disable location bar suggestion types
+user_pref("browser.urlbar.suggest.history", false);
+user_pref("browser.urlbar.suggest.bookmark", false);
+user_pref("browser.urlbar.suggest.openpage", false);
+user_pref("browser.urlbar.suggest.topsites", false); // [FF78+]
+user_pref("browser.urlbar.suggest.quicksuggest", false);
+// -------------------------------------
+// Disable location bar dropdown
+// user_pref("browser.urlbar.maxRichResults", 0);
+// -------------------------------------
+// Disable location bar autofill
+user_pref("browser.urlbar.autoFill", false);
+// -------------------------------------
+// Disable browsing and download history
+user_pref("places.history.enabled", false);
+// -------------------------------------
+// Disable Windows jumplist [WINDOWS]
+// 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);
+// -------------------------------------
+// Disable Windows taskbar preview [WINDOWS] ***/
+// user_pref("browser.taskbar.previews.enable", false); // [DEFAULT: false]
+// -------------------------------------
+// Discourage downloading to desktop
+// 0=desktop, 1=downloads (default), 2=last used
+// user_pref("browser.download.folderList", 2);
+// -------------------------------------
+// Enable Site Isolation
+user_pref("fission.autostart", true);
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// OPTIONAL HARDENING
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Disable MathML (Mathematical Markup Language) [FF51+]
+user_pref("mathml.disabled", true);
+// -------------------------------------
+// Disable in-content SVG (Scalable Vector Graphics) [FF53+]
+// user_pref("svg.disabled", true);
+// -------------------------------------
+// Disable graphite
+// user_pref("gfx.font_rendering.graphite.enabled", false);
+// -------------------------------------
+// Disable asm.js [FF22+]
+user_pref("javascript.options.asmjs", false);
+// -------------------------------------
+// Disable Ion and baseline JIT to harden against JS exploits
+user_pref("javascript.options.ion", false);
+user_pref("javascript.options.baselinejit", false);
+user_pref("javascript.options.jit_trustedprincipals", true); // [FF75+] [HIDDEN PREF]
+// -------------------------------------
+// Disable WebAssembly [FF52+]
+// user_pref("javascript.options.wasm", false);
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// DON'T TOUCH
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Enforce Firefox blocklist
+user_pref("extensions.blocklist.enabled", false); // [DEFAULT: true]
+// -------------------------------------
+// Enforce no referer spoofing
+user_pref("network.http.referer.spoofSource", true); // [DEFAULT: false]
+// -------------------------------------
+// Enforce CSP (Content Security Policy)
+user_pref("security.csp.enable", true); // [DEFAULT: true]
+// -------------------------------------
+// Enforce a security delay on some confirmation dialogs such as install, open/save
+user_pref("security.dialog_enable_delay", 1000); // [DEFAULT: 1000]
+// -------------------------------------
+// Enforce window.opener protection [FF65+]
+user_pref("dom.targetBlankNoOpener.enabled", true); // [DEFAULT: true FF79+]
+// -------------------------------------
+// Enforce "window.name" protection [FF82+]
+user_pref("privacy.window.name.update.enabled", true); // [DEFAULT: true FF86+]
+// -------------------------------------
+// PrefsCleaner: reset previously active items removed from arkenfox in 79-91
+user_pref("browser.newtabpage.activity-stream.asrouter.providers.snippets", "");
+// user_pref("browser.send_pings.require_same_host", "");
+user_pref("dom.allow_cut_copy", false);
+user_pref("dom.vibrator.enabled", false);
+// user_pref("media.getusermedia.audiocapture.enabled", "");
+// user_pref("media.getusermedia.browser.enabled", "");
+// user_pref("media.getusermedia.screensharing.enabled", "");
+// user_pref("media.gmp-widevinecdm.visible", "");
+// user_pref("network.http.redirection-limit", "");
+user_pref("privacy.partition.network_state", true);
+// user_pref("security.insecure_connection_icon.enabled", ""); // [DEFAULT: true FF70+]
+// user_pref("security.mixed_content.block_active_content", ""); // [DEFAULT: true since at least FF60]
+user_pref("security.ssl.enable_ocsp_stapling", false); // [DEFAULT: true FF26+]
+// user_pref("webgl.disable-fail-if-major-performance-caveat", ""); // [DEFAULT: true FF86+]
+user_pref("webgl.enable-webgl2", false);
+// user_pref("webgl.min_capability_mode", "");
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// DON'T BOTHER
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Disable APIs
+user_pref("geo.enabled", false);
+// user_pref("full-screen-api.enabled", false);
+user_pref("browser.cache.offline.enable", false);
+user_pref("dom.vr.enabled", false);
+// -------------------------------------
+// Set default permissions
+// 0=always ask (default), 1=allow, 2=block
+user_pref("permissions.default.geo", 2);
+user_pref("permissions.default.camera", 2);
+user_pref("permissions.default.microphone", 2);
+user_pref("permissions.default.desktop-notification", 2);
+user_pref("permissions.default.xr", 2); // Virtual Reality
+// -------------------------------------
+// Disable non-modern cipher suites
+user_pref("security.ssl3.ecdhe_ecdsa_aes_256_sha", false);
+user_pref("security.ssl3.ecdhe_ecdsa_aes_128_sha", false);
+user_pref("security.ssl3.ecdhe_rsa_aes_128_sha", false);
+user_pref("security.ssl3.ecdhe_rsa_aes_256_sha", false);
+user_pref("security.ssl3.rsa_aes_128_gcm_sha256", false); // no PFS
+user_pref("security.ssl3.rsa_aes_256_gcm_sha384", false); // no PFS
+user_pref("security.ssl3.rsa_aes_128_sha", false); // no PFS
+user_pref("security.ssl3.rsa_aes_256_sha", false); // no PFS
+user_pref("security.ssl3.rsa_des_ede3_sha", false); // 3DES
+// -------------------------------------
+// Control TLS versions
+// user_pref("security.tls.version.min", 3); // [DEFAULT: 3]
+// user_pref("security.tls.version.max", 4);
+// -------------------------------------
+// Disable SSL session IDs [FF36+]
+// user_pref("security.ssl.disable_session_identifiers", true); // [HIDDEN PREF]
+// -------------------------------------
+// Onions
+// user_pref("dom.securecontext.whitelist_onions", true);
+// user_pref("network.http.referer.hideOnionSource", true);
+// -------------------------------------
+// Referers
+ * [WHY] Only cross-origin referers (1600s) need control
+// user_pref("network.http.sendRefererHeader", 2);
+// user_pref("network.http.referer.trimmingPolicy", 0);
+// -------------------------------------
+// Set the default Referrer Policy [FF59+]
+// 0=no-referer, 1=same-origin, 2=strict-origin-when-cross-origin, 3=no-referrer-when-downgrade
+// user_pref("network.http.referer.defaultPolicy", 2); // [DEFAULT: 2 FF87+]
+// user_pref("network.http.referer.defaultPolicy.pbmode", 2); // [DEFAULT: 2]
+// -------------------------------------
+// Disable HTTP2
+// user_pref("network.http.spdy.enabled", false);
+// user_pref("network.http.spdy.enabled.deps", false);
+// user_pref("network.http.spdy.enabled.http2", false);
+// user_pref("network.http.spdy.websockets", false); // [FF65+]
+// -------------------------------------
+// Disable HTTP Alternative Services [FF37+]
+// user_pref("network.http.altsvc.enabled", false);
+// user_pref("network.http.altsvc.oe", false);
+// -------------------------------------
+// Disable website control over browser right-click context menu
+// user_pref("dom.event.contextmenu.enabled", false);
+// -------------------------------------
+// Disable icon fonts (glyphs) and local fallback rendering
+// user_pref("gfx.downloadable_fonts.enabled", false); // [FF41+]
+// user_pref("gfx.downloadable_fonts.fallback_delay", -1);
+// -------------------------------------
+// Disable Clipboard API
+// user_pref("dom.event.clipboardevents.enabled", false);
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// DON'T BOTHER: NON-RFP
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// Disable APIs
+user_pref("device.sensors.enabled", false);
+// user_pref("dom.enable_performance", false);
+// user_pref("dom.enable_resource_timing", false);
+// user_pref("dom.gamepad.enabled", false);
+// user_pref("dom.netinfo.enabled", false);
+user_pref("dom.webaudio.enabled", false);
+// -------------------------------------
+// Disable other
+user_pref("browser.display.use_document_fonts", 0);
+// user_pref("browser.zoom.siteSpecific", false);
+user_pref("dom.w3c_touch_events.enabled", 1); // [FENNEC BUG]
+user_pref("media.navigator.enabled", false);
+// user_pref("media.ondevicechange.enabled", false);
+// user_pref("media.video_stats.enabled", false);
+// user_pref("media.webspeech.synth.enabled", false);
+// user_pref("webgl.enable-debug-renderer-info", false);
+// -------------------------------------
+// Spoof
+// user_pref("dom.maxHardwareConcurrency", 2);
+// user_pref("font.system.whitelist", ""); // [HIDDEN PREF]
+// user_pref("general.appname.override", ""); // [HIDDEN PREF]
+// user_pref("general.appversion.override", ""); // [HIDDEN PREF]
+user_pref("general.buildID.override", "20181001000000"); // [HIDDEN PREF]
+// user_pref("general.oscpu.override", ""); // [HIDDEN PREF]
+// user_pref("general.platform.override", ""); // [HIDDEN PREF]
+user_pref("general.useragent.override", "Mozilla/5.0 (Windows NT 10.0; rv:78.0) Gecko/20100101 Firefox/78.0"); // [HIDDEN PREF]
+// user_pref("ui.use_standins_for_native_colors", true);
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// PERSONAL
+// >>>>>>>>>>>>>>>>>>>>>
+//
+// WELCOME & WHAT'S NEW NOTICES
+//
+user_pref("browser.startup.homepage_override.mstone", "ignore"); // master switch
+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
+//
+// 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);
+user_pref("full-screen-api.warning.timeout", 0);
+user_pref("browser.warnOnQuit", false);
+//
+// APPEARANCE
+//
+// user_pref("browser.download.autohideButton", false); // [FF57+]
+// user_pref("ui.systemUsesDarkTheme", 1); // [FF67+] [HIDDEN PREF]
+// 0=light, 1=dark: with RFP this only affects chrome
+// user_pref("toolkit.legacyUserProfileCustomizations.stylesheets", true); // [FF68+] allow userChrome/userContent
+// user_pref("ui.prefersReducedMotion", 1); // disable chrome animations [FF77+] [RESTART] [HIDDEN PREF]
+// 0=no-preference, 1=reduce: with RFP this only affects chrome
+//
+// CONTENT BEHAVIOR
+//
+user_pref("accessibility.typeaheadfind", false); // enable "Find As You Type"
+user_pref("clipboard.autocopy", false); // disable autocopy default [LINUX]
+user_pref("layout.spellcheckDefault", 0); // 0=none, 1-multi-line, 2=multi-line & single-line
+//
+// UX BEHAVIOR
+//
+// user_pref("browser.backspace_action", 2); // 0=previous page, 1=scroll up, 2=do nothing
+// user_pref("browser.quitShortcut.disabled", true); // disable Ctrl-Q quit shortcut [LINUX] [MAC] [FF87+]
+// user_pref("browser.tabs.closeWindowWithLastTab", false);
+// user_pref("browser.tabs.loadBookmarksInTabs", true); // open bookmarks in a new tab [FF57+]
+// user_pref("browser.urlbar.decodeURLsOnCopy", true); // see bugzilla 1320061 [FF53+]
+// user_pref("general.autoScroll", false); // middle-click enabling auto-scrolling [DEFAULT: false on Linux]
+// user_pref("ui.key.menuAccessKey", 0); // disable alt key toggling the menu bar [RESTART]
+// user_pref("view_source.tab", false); // view "page/selection source" in a new window [FF68+, FF59 and under]
+//
+// UX FEATURES
+//
+user_pref("browser.messaging-system.whatsNewPanel.enabled", false); // What's New toolbar icon [FF69+]
+// user_pref("extensions.pocket.enabled", false); // Pocket Account [FF46+]
+// user_pref("extensions.screenshots.disabled", true); // [FF55+]
+// user_pref("identity.fxaccounts.enabled", false); // Firefox Accounts & Sync [FF60+] [RESTART]
+user_pref("reader.parse-on-load.enabled", false); // Reader View
+//
+// OTHER
+//
+// user_pref("browser.bookmarks.max_backups", 2);
+user_pref("browser.newtabpage.activity-stream.asrouter.userprefs.cfr.addons", false); // disable CFR [FF67+]
+user_pref("browser.newtabpage.activity-stream.asrouter.userprefs.cfr.features", false); // disable CFR [FF67+]
+// user_pref("network.manage-offline-status", false); // see bugzilla 620472
+// user_pref("xpinstall.signatures.required", false); // enforced extension signing (Nightly/ESR)
+//
+// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+// DEPRECATED / REMOVED / LEGACY / RENAMED
+// >>>>>>>>>>>>>>>>>>>>>
+//   
+// ESR78.x still uses all the following prefs
+//
+// FF79
+// Enforce fallback text encoding to match en-US
+user_pref("intl.charset.fallback.override", "windows-1252");
+// -------------------------------------
+// FF82
+// Disable geographically specific results/search engines e.g. "browser.search.*.US"
+user_pref("browser.search.geoSpecificDefaults", false);
+user_pref("browser.search.geoSpecificDefaults.url", "");
+// -------------------------------------
+// FF86
+// Disable SSL Error Reporting
+user_pref("security.ssl.errorReporting.automatic", false);
+user_pref("security.ssl.errorReporting.enabled", false);
+user_pref("security.ssl.errorReporting.url", "");
+// -------------------------------------
+// Disable hiding mime types (Options>General>Applications) not associated with a plugin
+user_pref("browser.download.hide_plugins_without_extensions", false);
+// -------------------------------------
+// FF87
+// Disable Activity Stream recent Highlights in the Library [FF57+]
+// user_pref("browser.library.activity-stream.enabled", false);
+// -------------------------------------
+// Disable PointerEvents
+user_pref("dom.w3c_pointer_events.enabled", false);
+// -------------------------------------
+// FF89
+// Disable sending Flash crash reports
+user_pref("dom.ipc.plugins.flash.subprocess.crashreporter.enabled", false);
+// -------------------------------------
+// Disable sending the URL of the website where a plugin crashed
+user_pref("dom.ipc.plugins.reportCrashURL", false);
+// -------------------------------------
+// Block unencrypted requests from Flash on encrypted pages to mitigate MitM attacks [FF59+]
+user_pref("security.mixed_content.block_object_subrequest", true);
+// -------------------------------------
+// Disable Flash plugin
+// 0=deactivated, 1=ask, 2=enabled
+user_pref("plugin.state.flash", 0); // [DEFAULT: 1]
+// -------------------------------------
+// FF90
+// Disable FTP [FF60+]
+// user_pref("network.ftp.enabled", false); // [DEFAULT: false FF88+]
+// -------------------------------------
+// Enforce no offline cache storage (appCache) [FF71+]
+user_pref("browser.cache.offline.storage.enable", false); // [DEFAULT: false FF84+]
+// -------------------------------------
+// Verify user.js is applied
+user_pref("_config.applied", true);
+//
\ No newline at end of file