Troubleshooting
Fix slowness, crashing, error messages and other problems
Master password users- migrate your logins to the new Firefox for Android
How to migrate your saved logins to the newest version of Firefox for Android when using a master/primary password.
Add-on signing in Firefox for Android
You'll see a warning in Firefox for Android when you try to install unverified or unsigned add-ons. Learn more about add-on signing.
Some videos won't play in background
Some popular video websites have changed their settings on the server side so that videos will no longer play in the background.
How to send a crash report on Firefox for Android
How to send a detailed crash report.
Difficulties opening or using a website in Firefox for Android 100
A potential temporary solution if a web page is not opening correctly in Firefox for Android 100.
I can't play videos or audio on Firefox for Android 5.0 (Lollipop)
If you're using Firefox on your Nexus 6 or Nexus 9, you might experience temporary issues with video and audio files. Learn how to fix them.
Firefox for Android no longer automatically downloads the Cisco OpenH264 plugin as of version 68
As of Firefox 68 this plugin will no longer be available for new installations of Firefox on Android. Mozilla is considering future options.
