Code Generator is a security feature for your Facebook app used with two-factor authentication. When you turn it on, your phone will generate a special security code that you can use to authenticate your login attempt on another computer or mobile device.

Facebook can text a confirmation code to a mobile number associated with your account. From an authentication app, like Duo or Google Authenticator. Moreover, the Facebook mobile app includes a Code Generator that automatically generates a fresh security

What Happens When You Activate 2-Step Verification on your Facebook Account? Setting up the 2FA on your Facebook account prevents any unauthorized access to it: Any attempt to login to your account which is done from an unidentified mobile device or compu