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.

Avatar for Username

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

This thread was archived. Please ask a new question if you need help.

Why does Firefox go into deep background and I have to close using Task bar manager?

  • 1 reply
  • 5 have this problem
  • 6 views
  • Last reply by cor-el

southporcupine
southporcupine
more options

Far too often when I try to open Firefox I cannot but am told it is already running. The only way I can open is by opening the Task Manager and closing the Firefox process and there are often several processes running in what i call deep background.

Far too often when I try to open Firefox I cannot but am told it is already running. The only way I can open is by opening the Task Manager and closing the Firefox process and there are often several processes running in what i call deep background.

All Replies (1)

cor-el
cor-el
  • Moderator
  • Top 10 Contributor
more options

See http://kb.mozillazine.org/Firefox_hangs and Firefox hangs or is not responding - How to fix (Hang at exit)