You may need to reset the mobile authenticator if you can't re-sync successfully. Write down your current Serial and Restore Code in case you need to restore your previous serial number …

You can access the Battle.net Authenticator settings within the Battle.net Mobile App by tapping Authenticator then the Cogwheel icon. You can approve login requests, view your …

Note: The SMS verification code is sent to the phone number linked to your Battle.net Account. If you changed your phone number you will need to update your Battle.net Account phone …

Battle.net Login Enter Verification Code Enter the code from your game screen to connect to your Battle.net Account.

What can we help you with? Search our support articles: Battle.net support See more

A phone number is not required to create a Battle.net account. We recommend enabling the Authenticator feature within the Battle.net Mobile app as an alternative verification method.

If you still can't update or remove the number on your account, contact us for investigation. Customer Support are unable to add a number directly to an account.

"Check Your Authenticator For Request" Message Disappeared Too Quickly What to do if you can't finish authentication before the message told you to check authenticator vanished too soon.

Felicidades, tu cuenta Battle.net está ahora vinculada a tu número de serie único de tu Authenticator, y completamente protegida.

When logging in to your Battle.net Account, you'll be prompted to enter your email address or phone number to identify your account, then you'll have the option to set up a passkey (or use …