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Two instances of firefox in task manager
Two instances of firefox in task manager






two instances of firefox in task manager

The profile has a random prefix name on each computer, but it always ends in.

two instances of firefox in task manager

To do so on Windows, press Windows Key+R, copy-paste the following line into the box, and press Enter:ĭouble-click the profile folder ending in. Ensure Firefox is not running (not even in the task manager) before you do this or you could potentially corrupt your profile.įirst, you’ll need to open your Firefox profile folder. You can delete these lock files yourself. In rare cases, Firefox could have left behind the lock file when it crashed or quit abnormally. To ensure this, it places special lock files in the profile directory. Multiple firefox.exe processes showing in task manager is not a problem, it is normal behavior (electrolysis or e10S) intended to improve the browser's security, speed, performance and stability. If you’ve tried everything above – including rebooting your computer – and you still see this message, it’s possible that your Firefox profile is still “locked.” Firefox is designed to ensure that only one copy of Firefox is using a profile at a single time. The “restart your computer” suggestion is for less-experienced users that may not want to deal with the Task Manager – restarting your computer works because it ends all the processes on your computer, including firefox.exe.








Two instances of firefox in task manager