How to update the secret question in your Battle.net account
How to unlink a Playstation Network, Xbox Live, or Nintendo Switch account from a Battle.net account
A BattleTag™ is a player-chosen nickname that identifies your Battle.net account
Information on how to create a Battle.net Account for yourself or on behalf of your child
Information about the Cross-Play and Cross-Progression features
What to do if you cannot see your recent BattleTag name change in-game
What to do if you receive password reset mail without requesting it
Information on how to change the registered Battle.net account holder name
Troubleshooting the Battle.net App showing only in Chinese.