We're calling on all EU-based Mozillians with iOS or iPadOS devices to help us monitor Apple’s new browser choice screens. Join the effort to hold Big Tech to account!

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.

Frequently get the Firefox is already running message but no browser/process open.

  • 2 பதிலளிப்புகள்
  • 3 இந்த பிரச்னைகள் உள்ளது
  • 13 views
  • Last reply by cor-el

birdofthunder
birdofthunder
more options

Frequently get the Firefox is already running message but no browser/process open? What does this mean? Thanks!

Frequently get the Firefox is already running message but no browser/process open? What does this mean? Thanks!

All Replies (2)

FredMcD
FredMcD
more options

If you reboot the computer, do you get the same error?

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

Use one of these to close Firefox if you are currently doing that by clicking the close X on the Firefox title bar.

  • "3-bar" menu button -> Exit (Power button)
  • Windows: File -> Exit
  • Mac: Firefox -> Quit Firefox
  • Linux: File -> Quit

See also: