Information about this error when adding a phone number or an Authenticator to a Battle.net account

What to do if you receive an error that your code is already claimed in your account.

What to do if you can't save your communication preferences in the Account Management page.

Troucleshooting steps for crash problems

How to obtain error logs for Blizzard games

Information regarding steps you can take if your email address is already in use on an account.

How to resolve this error when trying to log in to Battle.net

Information about this error when redeeming a key in your account

Troubleshooting for Authenticator Error - Please Connect to a Network: Your device is currently not connected to a network. Please try again later.

What to do if you receive this error when sending friend requests