Information about removing an authenticator you did not attach

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

How to attach an Authenticator to your Battle.net account

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

What to do if the serial number at the back of the physical authenticator is scratched off

What to do if you can't resync your authenticator.

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

Information about this error message and what it means.

How to remove your Blizzard Authenticator

Information about securing an account that is getting verification requests that they did not initiate