How to remove your Blizzard Authenticator

This is how to check if there is an error that the password is not correct

How to attach an Authenticator to your Battle.net account

Information about removing an authenticator you did not attach

How to remove or change the phone number on your Battle.net account

What to do if you cannot find the Battle.net Authenticator in your devices store.

Reasons your authentication may show an incorrect Geo-location when requesting approvals

Information on using the same Battle.net Authenticator on more than one Battle.net account

What to do if a friend or family member has access to your account and has updated the account details, are preventing you from accessing the account, or has taken gold or items.

Information on unlocking the four extra backpack slots in World of Warcraft, and what happens when you remove your authentication features