Firefox tips: Disable settings from about:config

Firefox tips: Disable (potential problematic) settings from about:config

Note: you can disable/enable settings from about:config by just typing " about:config " into the browser url.

Potential Javascript attack vectors:

• dom.event.clipboardevents.enabled=false
• dom.battery.enabled=false
• browser.send_pings=false
• webgl.disabled=true

Risk from proprietary addon:

• browser.pocket.enabled=false
• extensions.pocket.enabled=false 
• extensions.pocket.oAuthConsumerKey -> delete value
• browser.newtabpage.activity-stream.section.highlights.includePocket -> false
• browser.newtabpage.activity-stream.pocketCta -> delete value

WebRTC

• media.peerconnection.enabled=false

DRM

• media.eme.enabled=false

GeoLocation

• geo.enabled=false
• geo.wifi.uri=""
• beacon.enabled=false

Device tracking

• device.sensors.enabled=false
• camera.control.face_detection.enabled=false
• datareporting.policy.dataSubmissionEnabled=false

Link pre-fetch

• network.http.speculative-parallel-limit=0

Stops IDN Phishing

• network.IDN_show_punycode = true

Workaround for Meltdown (Intel) flaw

• javascript.options.shared_memory=false

Disable the Referer when doing cross-origin requests (from one site to another). 

• network.http.referer.XOriginPolicy = 1 // to send a referrer only when the base domains are the same

Disable Webassembly settings

• javascript.options.wasm = false
• javascript.options.wasm_baselinejit = false
• javascript.options.wasm_ionjit = false
• javascript.options.asmjs = false 
• devtools.debugger.features.wasm = false

Disable pre-fetch

• browser.tabs.remote.warmup.enabled = false

    //  Disable nuisance search suggestions when typing into URL bar

• browser.urlbar.searchSuggestionsChoice= false
• browser.urlbar.suggest.searches = false

Disable HTML5 video autoplay (on firefox)

• media.autoplay.default = 1

Disable searches from address bar

• browser.fixup.alternate.enabled = false
• keyword.enabled = false
• browser.search.suggest.enabled = false
  

Disable/Enable firefox 68.0 settings

     // Disable recommendations

• extensions.htmlaboutaddons.discover.enabled = false
• extensions.htmlaboutaddons.recommendations.enabled = false
  
  // Enable Picture in picture

• media.videocontrols.picture-in-picture.enabled = true
• media.videocontrols.picture-in-picture.video-toggle.enabled = true
• media.videocontrols.picture-in-picture.video-toggle.flyout-enabled = true

     // Turn off BITS (in Windows - Windows background auto update)

• app.update.BITS.enabled = false

Enable webrender (Hardware Acceleration)

• gfx.webrender.enabled = true
• gfx.webrender.all = true