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 opng get message"firefox running,not responding" Task mgr shows nothing running.

more options

long time user-used to be able to have multiple windows and multiple tabs of firefox open at the same time. Now when I try to open firefox I get an error message "firefox already running,not responding" Task Master shows nothing is running nor even open not running. have tried to reboot several times.

long time user-used to be able to have multiple windows and multiple tabs of firefox open at the same time. Now when I try to open firefox I get an error message "firefox already running,not responding" Task Master shows nothing is running nor even open not running. have tried to reboot several times.

All Replies (1)

more options

Must be the "hang at exit" problem.

  1. Stop the Firefox process:
  2. Why Firefox may hang:
  3. Use Firefox Safe Mode to find a problem with an Extension or Plugin:


If this reply solves your problem, please click "Solved It" next to this reply when signed-in to the forum.