How to resolve this error when buying something in the Blizzard Shop

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

What to do if you receive this error when sending friend requests

Troubleshooting for adding BattleTag or Real ID friends.

What to do when friend requests are not working

Please don’t use this to uninstall. Use the Battle.net desktop app game options or the Windows Control Panel instead.

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

Troubleshooting for spinning camera in World of Warcraft

Information on transferring a game between a parent or legal guardian and a child

How to disable exclusive control settings for sound output and recording devices.