<!-- Title: How to mitigate fingerprinting and IP leaks using Firefox advanced preferences Description: Learn how to mitigate fingerprinting and IP leaks using Firefox advanced preferences. Author: Sun Knudsen <https://github.com/sunknudsen> Contributors: Sun Knudsen <https://github.com/sunknudsen>, AmadeuszL <https://github.com/AmadeuszL> Reviewers: Publication date: 2020-05-15T00:00:00.000Z Listed: true --> # How to mitigate fingerprinting and IP leaks using Firefox advanced preferences [](https://www.youtube.com/watch?v=uYoJ7U0OMCY "How to mitigate fingerprinting and IP leaks using Firefox advanced preferences") ## Guide ### Step 1: make sure you are running the latest version of Firefox ### Step 2: make sure you configured Firefox for privacy using https://www.youtube.com/watch?v=NH4DdXC0RFw ### Step 3: in `Privacy & Security`, disable `Deceptive Content and Dangerous Software Protection` ### Step 4: open `about:config` and set the following ``` beacon.enabled = false dom.battery.enabled = false dom.event.clipboardevents.enabled = false dom.webaudio.enabled => false geo.enabled = false media.eme.enabled = false media.navigator.enabled = false media.peerconnection.enabled = false network.captive-portal-service.enabled = false network.dns.disablePrefetch = true network.http.sendRefererHeader = 0 network.prefetch-next = false privacy.firstparty.isolate = true privacy.resistFingerprinting = true privacy.resistFingerprinting.letterboxing = true privacy.trackingprotection.enabled = true webgl.disabled = true ``` 👍