Note: Depending on your History retention settings (i.e. retain for 30 days) before resetting Firefox, you will find that your browser’s history for that period has remained intact (very nice!).
Have you been excited about a new nightly build of Firefox, gotten it set up on your computer, and then found out that you can not install your favourite extensions? Say goodbye to that frustration! With a little tweak to the about:config settings, you can get those extensions installed and working.
This article was written by Asian Angel, the newest member of the How-To Geek writing team.