Select a category from the options below
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.Change Your Email Address Self-Service
Change your Battle.net Account email address.Update phone number Hot Topic
Need to update the phone number on your Battle.net Account?
Explains the level of technical support we offer on Blizzard and Activision products.BLZ51900002
Information on error BLZ51900002Call of Duty: Modern Warfare II Freezing or Crashing
Information for troubleshooting Modern Warfare II in-game technical issues