To make a copy of all your saved passwords, bookmarks, and add-ons, back up your Mozilla Firefox profile to a safe location either on your internal or your external storage. Later, you can restore this backup to bring all your items back into the browser. The way this works is that you copy your Firefox profile folder to a location you deem safe.
This location could be on the same computer, another computer, external storage, or even cloud storage. Later, when you want your backed-up items back, paste the folder in your profile location and Firefox will import all your data.[mai mult...]