Refresh Firefox-
The next thing that you must be to refresh the Firefox browser. As soon as you refresh it, there are chances that your system will start to function properly, along with an enhanced performance speed. However, you should keep in mind that it will delete the extensions and themes.
Utilize Safe Mode-
If you use the safe mode of Firefox, it automatically disables the themes and extensions. As a result, your browser’s speed gets boosted. In fact, working on the safe mode is faster as compared to the normal browsing.