Error emerges when trying to restore the previous authenticator on a new device

How to remove your Blizzard Authenticator

Information about retrieving a locked account

Information on error BLZBNTBGS80000024.

Cannot remember Blizzard password and want to reset it.

Troubleshooting for BLZBNTBNA00000A8E (2403)

Customer Support can assist in recovering Battle.net Accounts if provided with necessary information.

What to do if you can't start this quest

Troubleshooting for BLZBNTBNA00000A8E (2413)

A disk error occurred while loading a file required to log in.