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.

update failed, firefox will not open ,says another copy maybe running , shut down and same thing

  • 1 reply
  • 43 have this problem
  • 1 view
  • Last reply by cor-el

tommye
tommye
more options

software update failed message says make sure no other copies of firefox is running (none are), cannot open firefox, cannot uninstall firefox ,cannot get rid of failed software message

software update failed message says make sure no other copies of firefox is running (none are), cannot open firefox, cannot uninstall firefox ,cannot get rid of failed software message

All Replies (1)

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

See:

Remove the files in the updates and updates\0 folder: 

C:\Documents and Settings\<user>\Local Settings\Application Data\Mozilla\Firefox\Mozilla Firefox\updates
(%USERPROFILE%\Local Settings\Application Data\Mozilla\Firefox\Mozilla Firefox\updates)