Troubleshooting steps for the Battle.net desktop app getting stuck on Starting...
Information about this error when adding a phone number or a Battle.net Authenticator to a Battle.net account.
Error emerges when trying to restore the previous authenticator on a new device
How to remove your Blizzard Authenticator
Performing a scan of your computer's physical memory can help identify possible errors.
How to resolve this error when redeeming a Battle.net Balance code
Troubleshooting steps for resolving error BLZBNTBGS000001FF.