This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

Lolu chungechunge lwabekwa kunqolobane. Uyacelwa ubuze umbuzo omusha uma udinga usizo.

Firefox closes unexpectedly

  • 3 uphendule
  • 1 inale nkinga
  • 7 views
  • Igcine ukuphendulwa ngu cor-el

more options

My Firefox browser quits unexpectedly several times a week. When I reopen it, I do a session restore and everything works fine. What makes this happen over and over?

My Firefox browser quits unexpectedly several times a week. When I reopen it, I do a session restore and everything works fine. What makes this happen over and over?

All Replies (3)

more options

Is this with all websites/pages, some, a few?

What were you doing at the time? surfing, watching a clip, reading something . . . .

Does it look like at about the same time? More than once per day?

more options

https://support.mozilla.org/en-US/kb/update-firefox-latest-version?cache=no Did you update Firefox to the latest version?

Version 85.0.2, first offered to Release channel users on February 9, 2021

more options

Note that the OP is on Mac OS X 10.11 and can't update beyond Firefox 78 ESR.

Does Firefox crash and offers to send a crash report or does it merely close ?

Are there possibly memory issues that cause the browser to close ?