Firefox crashing on MacBook Air M1

Hello daedalus2u, 

Welcome to the Apple Support Communities! Congratulations on your new MacBook Air! We understand that you're having issues with the Firefox app is crashing. 

If this is still occurring, you've completed good troubleshooting already. You'll want to work through all the troubleshooting steps which are listed in this article to ensure that you've covered all the basics: If an app freezes or quits unexpectedly on Mac. 

If the issue persists, the next step is to reach out to the app developer for their expert assistance: How to contact an app developer.

All the best.

last nightly resolve the bug for me ;)

Also having problem with Firefox 85.0.2 freezing after my Mac mini M1 goes to sleep and wakes back up.

No error messages, just freezes up.

Looks like a bug has been opened:

https://bugzilla.mozilla.org/show_bug.cgi?id=1682713

The same on mac mini m1, firefox is up to date, and crash all the time when i back to sleep, it freeze and i must close and restart firefox to works again.

Meteo07, I've the same problem, also on a Mac Mini M1, and it seems to be an old Firefox bug that has returned.

Same problems as everyone else. Brand new PowerBook M1. I'm just setting it up and downloaded FF 86. Brave works just fine.