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.

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

Firfox stop working then close and open again then got message firefox already runnung also firefox process can't kill so need to hard reboot.

  • 3 ŋuɖoɖowo
  • 1 masɔmasɔ sia le esi
  • 3 views
  • Nuɖoɖo mlɔetɔ cor-el

more options

Hello, Firefox stop working all tab. It has no response no any website work also I was refresh then no any change so I need to close browser. When I was open firefox again I got message firefox already running. After opening Task manager firefox process is there but many times I was try to kill but firefox can't kill after I need to only hard reboot. It happen many times in a day. I was uninstall and install many times.

Regards,

Sachin

Hello, Firefox stop working all tab. It has no response no any website work also I was refresh then no any change so I need to close browser. When I was open firefox again I got message firefox already running. After opening Task manager firefox process is there but many times I was try to kill but firefox can't kill after I need to only hard reboot. It happen many times in a day. I was uninstall and install many times. Regards, Sachin

All Replies (3)

more options

Pls check attached while browser stop working.

more options

Start Firefox in Safe Mode {web Link} by holding down the <Shift>
(Mac=Options)
key, and then starting Firefox. Is the problem still there?


Start your Computer in safe mode with networking. Then start Firefox. Try Safe web sites. Is the problem still there?

Starting The Computer In Safe Mode;
Free Online Encyclopedia


Type about:support in the address bar and press Enter. Under the main banner, press the button; Copy Text To Clipboard.. Then in the reply box at the bottom of this page, do a right click in the box and select Paste. This will show us your system details. No Personal Information Is Collected.

more options

What security software do you have?

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