Information about common payment issues and troubleshooting steps
How to resolve being unable to log in due to this error
What to do if you have lost the password for the Blizzard Data file.
During technical troubleshooting, it is sometimes necessary to fully uninstall and reinstall a game.
Information for troubleshooting Call of Duty: Vanguard launch issues
During technical troubleshooting, it is sometimes necessary to fully uninstall and reinstall the Battle.net desktop app.
There was a server-side issue downloading a required file.
How to resolve this issue when installing or updating a game