What to do if you receive an error message when attempting to connect your Xbox account to your Battle.net account.

How to unlink a Playstation Network, Xbox Live, or Nintendo Switch account from a Battle.net account

Information about how to unlink your Activision account from your Battle.net account

Battle.net Balance cannot be used to pay for some Blizzard products

Maestro Card not available as a Payment Option on Battle.net Account.

Troubleshooting PayPal payment issues

Explains the level of technical support we offer on Blizzard and Activision products.

Information on error BLZ51900002

Information for troubleshooting Modern Warfare II in-game technical issues

Troubleshooting for error BLZBNTBNA00000015

Troubleshooting for error BLZBNTBNA00000012

Information regarding Blizzard's stance on input mapping, as it relates to game controls