Mozilla Firefox stores all your personal settings, such as bookmarks, passwords and extensions, in a profile folder on your computer, in a location separate from the Firefox program. This article explains how to back up your profile, restore it, or move your profile to a new location or computer.
Click the menu button , click help and select Troubleshooting Information. The Troubleshooting Information tab will open.
To back up your profile, first close Firefox if it is open and then copy the profile folder to another location.
If the profile folder names do not match or if you want to move or restore a profile to a different location, do the following: