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

Background Startup

  • 2 replies
  • 1 has this problem
  • 12 views
  • Last reply by cor-el

more options

Firefox Start Up Automatically After System Boot Up And Using almost 50% of Gpu. Also Starts Automatically When I close All Tabs & Firefox Too. And When I close Firefox From Task manager After Some Time it start automatically & CPU Usage is 50%

Firefox Start Up Automatically After System Boot Up And Using almost 50% of Gpu. Also Starts Automatically When I close All Tabs & Firefox Too. And When I close Firefox From Task manager After Some Time it start automatically & CPU Usage is 50%
Attached screenshots

All Replies (2)

more options

Hi saurabhsubham.singh, It sounds like you have a malware issue -

Troubleshoot Firefox issues caused by malware https://support.mozilla.org/en-US/kb/troubleshoot-firefox-issues-caused-malware

more options

Another program might try to use the default browser to connect to internet in a way that isn't compatible with Firefox. Does this also happen if Firefox isn't the default browser ?