Comprehensive technical troubleshooting for any issue that does not have its own support article

Troubleshooting steps for resolving patch loop problems.

Troubleshooting steps to resolve this error

Use the steps below to troubleshoot installation issues for Blizzard games.

Troubleshooting steps for Internet Game Room owners for common IGR issues

Information on error BLZBNTBNA00000065

Cannot install or patch Call of Duty: Warzone

This error means the Battle.net Agent (the process that installs and patches our games) couldn't stream necessary files.

Information about error BLZBNTAGT000008AC

Cannot install or patch Call of Duty: Modern Warfare II