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.

Troubleshooting steps for pixelated or blurry graphics

Troubleshooting error "Unable to start up 3D acceleration" in World of Warcraft

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How to launch multiple WoW clients on the same computer

Troubleshooting for error "Unable to identify version"

Troubleshooting steps for StarCraft and StarCraft: Remastered crash errors