What to do if you did not get the achievement "Fake It 'Til You Make It" after defeating So'leah.

Information regarding managing an Authenticator and the migration of the Battle.net Authenticator to the Battle.net Mobile App

How to attach an Authenticator to your Battle.net account

Information about removing an authenticator you did not attach

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

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

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

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

What to do when a physical authenticator gets out of sync