The Battle.net Update Agent detected that one or more system components do not meet system requirements.

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

Information regarding crashes accompanied by a Blue Screen

What to do if you are unable to install or patch Diablo III

What to do if the website returns "Connection Error" when adding a phone number

Unexpected Blizzard Update Agent errors.

Information on error BLZBNTAGT00000002

Information and troubleshooting on error BLZBNTBNA00000005

Information on error BLZBNTBTS0000005D

Troubleshooting for BLZBNTBNA00000A8E