World of Warcraft does not support 32-bit operating systems.

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

Troubleshooting the Diablo II (2000) installer.

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

How to troubleshoot issues with starting this scenario if it will not allow you to queue.

Error message information for classic Blizzard games.

Troubleshooting for issues loading a Warcraft III Campaign save

The system requirements for StarCraft II on Mac and PC

Minimum and recommended system requirements for Warcraft III Reforged.

Your game account version does not allow this upgrade.