I can't open Firefox Brower on my laptop.
I keep getting window message " Firefox is already running. The old firefox process must be closed. " I have tried uninstalling and reinstalling but keep getting the same problem
- User Agent: Mozilla/5.0 (Android 9; Mobile; rv:68.0) Gecko/68.0 Firefox/68.0
Would you please take a look at these articles :
'Hope one of those will work for you .....
Do you by any chance use Kaspersky ?
I'm asking because of the OPs last post in this thread :
Also see :
Two users having the same problem in this thread :
And another one here :
Just in case that you are using Kaspersky; please see this thread :