toolkit.telemetry.archive.enabled / false
datareporting.healthreport.uploadEnabled / false
datareporting.policy.dataSubmissionPolicyAcceptedVersion / 2
datareporting.policy.dataSubmissionPolicyNotifiedTime / ""
datareporting.healthreport.service.enabled / false
datareporting.healthreport.service.firstRun / false
datareporting.policy.dataSubmissionEnabled / false
datareporting.policy.dataSubmissionEnabled.v2 / false
browser.tabs.crashReporting.sendReport / false
dom.ipc.plugins.flash.subprocess.crashreporter.enabled / true
dom.ipc.plugins.reportCrashURL / false
toolkit.crashreporter.enabled / false
toolkit.telemetry.server / blank string
breakpad.reportURL / blank string
geo.wifi.uri / http://0.0.0.0/
network.cookie.cookieBehavior / 1
privacy.donottrackheader.enabled / true

disable automatic connections
network.prefetch-next / false
network.dns.disablePrefetch / true
network.predictor.enabled / false
network.http.speculative-parallel-limit / 0
browser.startup.homepage_override.mstone / ignore

Geolocation for default search engine
browser.search.geoip.url / blank string

disable one-off search feature from address bar
browser.urlbar.oneOffSearches / false

disable add-on metadata updating
extensions.getAddons.cache.enabled / false

disable geoloc
geo.enabled / false

disable push notifications
dom.push.enabled / false
dom.webnotifications.enabled / false
dom.webnotifications.serviceworker.enabled / false

Backspace ne fonctionne Manjaro
browser.backspace_action / 0

Force links to open in the background
browser.tabs.loadDivertedInBackground / true

disable WebRTC
media.peerconnection.enabled / false

disable sendBeacon
beacon.enabled / false

disable send pings
browser.send_pings / false

disable Pocket
browser.pocket.enabled / false

disable Reader View
reader.parse-on-load.enabled / false

Désactiver l'accélération matérielle 3D
webgl.disabled / true

new HTTP cache
browser.cache.use_new_backend / 1

afficher les protocoles http://
browser.urlbar.trimURLs / false

disable creation thumbnails cached
create boolean preference :
browser.pagethumbnails.capturing_disabled / true

Force search to open in the background
browser.search.context.loadInBackground / true

load Bookmarks In Background
browser.tabs.loadBookmarksInBackground / true

Block websites from reading or modifying Clipboard contents
dom.event.clipboardevents.enabled / false

libérer la mémoire lors de sa réduction
config.trim_on_minimize / true


Activer la protection contre le pistage
privacy.trackingprotection.enabled / true / xxx

------------

Change User Agent to Mobile Without Installing Any Extensions

general.useragent.override

WebView UA in Lollipop and Above:

Mozilla/5.0 (Linux; Android 5.1.1; Nexus 5 Build/LMY48B; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/43.0.2357.65 Mobile Safari/537.36

general.useragent.override / "Mozilla/5.0 (Linux; Android 5.1.1; Nexus 5 Build/LMY48B; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/43.0.2357.65 Mobile Safari/537.36"

------------
View Page Source in Tab :
javascript:void(window.open('view-source:'+window.location.href)
ou
javascript:vs = window.open(window.location.hrefhistory.go(-1vs.location = 'view-source:'+window.location.href;history.go(-1