Dette websted vil have begrænset funktionalitet, mens vi gennemgår vedligeholdelse for at forbedre din oplevelse. Hvis en artikel ikke løser dit problem, og du vil stille et spørgsmål, har vi vores supportfællesskab, der venter på at hjælpe dig på @FirefoxSupport på Twitter og/r/firefox på Reddit.

Søg i 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.

Læs mere

Firefox will not open. Unable to uninstall because message says Firefox is running. How do I turn it off?

  • 2 svar
  • 1 har dette problem
  • 1 visning
  • Seneste svar af cor-el

more options

I upgraded Firefox after upgrading to windows 8.1 now firefox will not open but when I try to uninstall the program I get a popup telling me to close firefox. The task manager says nothing is running. Help.

I upgraded Firefox after upgrading to windows 8.1 now firefox will not open but when I try to uninstall the program I get a popup telling me to close firefox. The task manager says nothing is running. Help.

Alle svar (2)

more options

Try restart your computer then try unistall, then get the most recent version here:

Also:

more options

Boot the computer in Windows Safe mode with network support (press F8 on the boot screen) as a test to see if that helps.