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What to do if you receive an error message when attempting to connect your Xbox account to your Battle.net account.Linked the Wrong Console and Battle.net Accounts
How to unlink a Playstation Network, Xbox Live, or Nintendo Switch account from a Battle.net account.Linked Activision Account to the Wrong Battle.net Account
Information about how to unlink your Activision account from your Battle.net account
Explains the level of technical support we offer for all our games.Unable to Install or Patch Call of Duty: Vanguard
How to install Call of Duty: Vanguard and troubleshooting steps for technical issuesUninstalling Games with the Battle.net Desktop App
During technical troubleshooting, it is sometimes necessary to fully uninstall and reinstall a game.