Troubleshooting steps for StarCraft and StarCraft: Remastered crash errors

Instructions on lowering the maximum frame rate.

Troubleshooting steps for disconnections in StarCraft II

Troubleshooting steps for Diablo II (2000) crash errors

This occurs because your game client does not match the version on our servers.

Information on the console demo for Diablo III.

Troubleshooting the Diablo II (2000) installer.

Information on how to restore your Diablo III character

Troubleshooting steps to resolve voice chat problems in Heroes of the Storm

How to block communication from another player in StarCraft II.