You can recover your Facebook account in a browser or using the mobile app if you can't log into your account normally. On a computer, find the problematic account ...

If you worry about your data on Facebook—a reasonable anxiety after a round of revelations of past privacy breaches — how nervous should you be about logging in to other sites using your Facebook ...

Although adding a Facebook profile picture isn't mandatory, you can edit the one you have and adjust the settings to your preference. Editing your Facebook profile thumbnail is a quick and simple ...