: Sending a text message code to your linked phone number.
: Cache and cookies can sometimes interfere with the verification scripts. Facebook.com Login Identify
To avoid the stress of the identification process in the future, take these proactive steps: : Sending a text message code to your linked phone number
: Triggered by login attempts from unknown devices or locations. Facebook.com Login Identify
: Designate 3 to 5 friends who can help you if you get locked out.
: Ask a Facebook friend to look at your "About" section to verify the exact spelling of your name or your public username. Protecting Your Account for the Future
Once Facebook locates your profile, it will offer several ways to confirm you are the owner: