This method shows you how to reset Mozilla Firefox to default settings using Firefox Safe Mode.
Please perform the following steps: Please open Mozilla Firefox, go to Help button and select Restart with Add-ons Disabled...
Make your settings and click on Make Changes and Restart
Type run and press Enter
In Run window write firefox -safe-mode and press ok
Windows:
This method shows you how to reset Mozilla Firefox to default settings using a command line.
Please perform the following steps: Please go to Pearl button (Start) and click on the Search programs and files For more information about the change from Start to Pearl button click here
Make your settings and click on Make Changes and Restart