How to find a CVV code

How to claim a code for a game, a product, or Blizzard Balance.

Information on error BLZBNTAGT0000085C

The code of conduct for Blizzard Entertainment forums

What to do if the security code sent to your mail or SMS is not allowing you to authenticate your account

What to do if the verification code received via SMS doesn't work

How to resolve the error message "We can’t process this code at this time"

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

How to report another player

What to do when a physical authenticator gets out of sync