A BattleTag™ is a player-chosen nickname that identifies your Blizzard account
Follow these helpful tips to secure your account.
Information on linking your Twitch and Blizzard accounts.
How to save a method of payment in your Blizzard account
How to pay with an alternate PayPal account
How to appeal an account action.
Information on banned game accounts.
How to resolve being unable to log in due to this error
Information on the Blizzard Authenticator
If you forgot your Blizzard account email, you can use your phone number to find your account.