Home / two instances of firefox in task manager Two instances of firefox in task manager 31/03/2021 When I open up Firefox I gain multiple firefox.exe processes (typically 4 or 5, the number varies) showing in my task manger. I do not recognize exactly how that taken place and the point is it slows dvery own my internet browser. I"m utilizing Windows 7.You watching: Two instances of firefox in task managerI haven"t take any measures to deal with it.Thanks for the help.classiccomputers.infoRegister to rerelocate ads#2buddy215buddy215Moderator17,046 postsONLINEGender:MaleLocation:West TennesseeLocal time:07:53 PM2 firefox.exe running in the background whenever before I open up Firefox | Firefox Support Forum | Mozilla Support QUOTE: This could suggest that your Firefox is using a new "multiprocess" function.See more: How To Change The Icon Of A Batch File ? How Do You Assign Your Own Icon To A Batch Filee10sOne of the headline transforms in Firefox 48+ is e10s, which sepaprices the internet browser interconfront process from the web page content procedure. The performance impact of this can vary a lot in between systems: many customers discover it faster, some discover it slower, for many it"s neutral. Tbelow most likely is rather more memory usage than as soon as whatever runs in a single firefox.exe procedure.Are you using e10s?You can check whether you have this attribute turned on as follows. Either:"3-bar" food selection button > "?" switch > Troubleshooting Information(menu bar) Aid > Troubleshooting Informationtype or paste about:support in the address bar and push EnterIn the initially table on the web page, check the row for "Multiprocess Windows" and watch whether the number on the left side of the fraction is higher than zero. If so, you are using e10s.See more: A Component Of The Operating System Has Expired "??? A Component Of The Os Has ExpiredIf you are using e10s:If you think Firefox is not performing well or is making use of an unreasonable amount of resources currently, you can evaluate whether e10s is bring about this trouble by turning it off as follows:(1) In a new tab, form or paste about:config in the attend to bar and press Enter/Return. Click the button promising to be careful.(2) In the search box over the list, kind or paste autos and pause while the list is filtered(3) Double-click the web browser.tabs.remote.autostart.2 choice to switch the value from true to falseNote: the exact name of the preference may differ, yet it will start via browser.tabs.remote.autostartAt your next Firefox startup, it have to run in the conventional method. Any difference?“Every atom in your body came from a star that exploded and the atoms in your left hand more than likely came from a various star than your right hand. It really is the many poetic thing I recognize about physics...you are all stardust.”― Lawrence M. KraussA 1792 U.S. penny, designed in component by Thomas Jefferchild and George Washington, reads “Liberty Parent of Science & Industry.” Republican senators will certainly DID grant of insurrection and attempted coup led by Trump.