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Explains the level of technical support we offer on Blizzard and Activision products.BLZ51900002
Information on error BLZ51900002Uninstalling Games with the Battle.net Desktop App
During technical troubleshooting, it is sometimes necessary to fully uninstall and reinstall a game.
Posting on any of our game forums requires an active game accountTroubleshooting Sound Issues
If you have issues with the sound in your game, such as skipping, popping, screeching, or no sounds at all, follow the steps below to troubleshoot the problem.Troubleshooting Firewall Configuration Issues
Instructions for troubleshooting your network to allow Blizzard services to work properly.