Where did you install Firefox from? Help Mozilla uncover 3rd party websites that offer problematic Firefox installation by taking part in our campaign. There will be swag, and you'll be featured in our blog if you manage to report at least 10 valid reports!

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

WHEN I CLOSE FIREFOX AND TRY TO REOPEN IT, IT SAYS TO CLOSE IT TO REOPEN IT? HAVE TO SHUT IT DOWN AND RESTART.

  • 1 reply
  • 1 has this problem
  • 7 views
  • Last reply by Tomatoweb

more options

WHEN I CLOSE FIREFOX AND TRY TO REOPEN IT, IT SAYS TO CLOSE IT IS ALREADY RUNNING AND TO CLOSE IT. BUT IT'S ALREADY CLOSED. HAVE TO SHUT IT DOWN AND RESTART.

WHEN I CLOSE FIREFOX AND TRY TO REOPEN IT, IT SAYS TO CLOSE IT IS ALREADY RUNNING AND TO CLOSE IT. BUT IT'S ALREADY CLOSED. HAVE TO SHUT IT DOWN AND RESTART.

All Replies (1)

more options

Hit CTRL + ALT + DEL on the keyboard, and go to the "Processes" tab. Then find firefox.exe and end it. Then try opening Firefox again.

Hope this helps...