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.

Explains the level of technical support we offer on Blizzard and Activision products.

Information on submitting government-issued identification

If you experience crashes, blue or black screens, performance issues, or your computer locks up while playing, follow the steps below to resolve these issues.

Instructions on how to use Looking Glass.

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

Out-of-date drivers and operating systems can cause a variety of issues, and are one of the first things to check when a game is having problems.

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How to read and analyze WinMTR data in order to track down a potential connection issue.

Troubleshooting your security programs can resolve issues preventing you from installing or using Blizzard software.