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.

Too Many Instances Running In Task Manager

  • 1 reply
  • 1 has this problem
  • 12 views
  • Last reply by FredMcD

VIVEK
VIVEK
more options

Hello, Firefox Using So Much Of Ram, And Also Too Many Instances Running In Task Manager Which Slowing Down The Computers, After Using More Than 15Mins, Firefox Starts Freezing, Lagging, And Needs To Close Forcefully Through Task Manager, And If Not Closed Forcefully, Computer Hangs And Needs To Restart. Please Fix This Issue Asap. Update Comes Time To Time, But Some Basic Issues Are Not Rectify By Mozilla Which Are Causing Problem. I've 4GB RAM, Win7 OS, 1TB HDD.

Also, There Are No. Of Extensions/Addons On Firefox Site Which Are Not Compatible And Not Actively Monitored By Mozilla. Thank You.

Hello, Firefox Using So Much Of Ram, And Also Too Many Instances Running In Task Manager Which Slowing Down The Computers, After Using More Than 15Mins, Firefox Starts Freezing, Lagging, And Needs To Close Forcefully Through Task Manager, And If Not Closed Forcefully, Computer Hangs And Needs To Restart. Please Fix This Issue Asap. Update Comes Time To Time, But Some Basic Issues Are Not Rectify By Mozilla Which Are Causing Problem. I've 4GB RAM, Win7 OS, 1TB HDD. Also, There Are No. Of Extensions/Addons On Firefox Site Which Are Not Compatible And Not Actively Monitored By Mozilla. Thank You.
Attached screenshots

All Replies (1)

FredMcD
FredMcD
more options

More than one process is normal for the current Firefox. http://www.ghacks.net/2016/07/22/multi-process-firefox/

Multi-process Firefox is codenamed "e10s". https://wiki.mozilla.org/Firefox/multiprocess