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Remote Android Debugging

For Firefox 68 (Android)


  • Android: Enable developer mode
  • Android: Enabled USB debugging
  • sudo apt install adb
  • sudo adb kill-server
  • sudo adb start-server -> confirm on phone
  • Install firefox 68esr (anything newer requires FF Preview on Android)
  • Start with ./firefox -p, create a new profile ("esr" for example), disable check to auto use the new profile
  • Disable auto updates in the preferences
  • about:config -> devtools.debugger.remote-enabled and
  • Restart firefox
  • Open firefox on Android
  • Settings -> Advanced -> Remote Debugging via USB


  • Open the page you want to debug
  • about:debugging -> you should see a device and connect
  • Confirm on phone
  • ...
  • profit