Well, many users have a query­– how to change the Email on Facebook on the device?   It’s easy and straightforward to change email Address by opening the Settings and Privacy's option and then going to Settings. After that, hit on the personal Information > Contact Info > Add Email Address and Enter your email address. 

While using Facebook, many naive users have a question– How to bypass two-factor authentication Facebook? The answer to this question is, it can be done by simply resetting the account password and using the third-party to Sign-In Facebook. You can use the security codes assigned by Facebook. If these steps don’t help you, then contact the expert team members for quick help. 

Read more: Facebook profile viewer, Facebook not showing notifications