If someone changed the email address on your account, or if you can't remember what it was, we can send you a text to recover your account.

How to redeem a code for a game, a product, or Blizzard Balance

Decryption key is invalid or missing. Please uninstall and reinstall.

Information on error message BLZBNTBGS8000001C.

Information on Call of Duty: Modern Warfare III Beta Access

How to resolve mistakes claiming a CoD key on the wrong Battle.net account.

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

Retail game box was purchased and is missing the game key.

If you do not have a decryption key, check the installation instructions for a point of contact.

Troubleshooting claiming a Call of Duty: Vanguard key