After you have logged into your account, go to the Password & Security section of your Account management page.
If you want to change the phone number that receives the SMS codes, here is how to do it:
If you were locked out of your account because you changed your phone number, you can follow the steps here to update the phone number on your account.
Select Send a Two-Factor verification code to your email. SMS Backup & Restore app is a excellent Android app that helps you to transfer directly your SMS messages and the Call log from one Android phone to another, and additionally can perform scheduled backups to one of the following locations: Google Drive, OneDrive, Dropbox or to SD The only disadvantage of the app, is that saves the SMS messages.On the 2FA prompt, click Try another way.We strongly recommend that you re-enable 2FA for your account to keep it secure. You can also change your phone number for 2FA via SMS Once you have logged into your account, you will be able to disable 2FA or change your preferred method from the Password & Security section of your Account management page. This is great for a variety of reasons: keeping data safe in case of device fault, getting a new phone, printing messages for legal reasons, or even as a means to retrieve deleted messages. There are a couple of methods that you can use to re-gain access to your account. Droid Transfer allows you to backup SMS and MMS messages from your Android phone to your computer. It can perfectly record the phone call voices to mp3 files.If you lost access to the original Authenticator App you used on your account, changed your phone number, or someone else enabled two-factor authentication (2FA) on your account, you will be unable to log in. Call Recorder: Support backup your voice call recording. Can change backup folder to external SD card Restore Contacts & SMS & Call logs & Bookmarks & Calendars from SD card Backup Contacts & SMS & Call logs & Bookmarks & Calendars to SD card Backup download links of your installed apps When you finished the SMS restore process, but the messages were not displayed in your default SMS app, please try to reboot your device. Otherwise Super Backup can not run in background, and automatic backups will not work. If you schedule automatic backups, and you use some apps such as Task Killer or Memory Clear, please make sure you had add Super Backup into their White List or Ignore list.
Since Android M 6.0, access bookmarks from 3rd party application is disabled, so Super Backup cannot backup and restore bookmarks. If not, please copy the entire backup folder ("SmsContactsBackup" by default) to your external SD card If you intend to do a factory reset on the phone, please make sure default backup folder is in your external SD card before doing it.
You can share installation APK files to your friends. You can backup Apps, Contacts, SMS, Call Logs, Bookmarks, Calendars to your SD card. The fastest data backup and restore tool on Android!