Using payment installments for Blizzard products

Instructions on how and where to download our games

Standalone patches are downloaded outside of the game launcher or the Battle.net desktop app.

How to install a Blizzard game you already own on a different computer

We can't connect you to the Blizzard patch service. Please check your internet connection and try again.

Black squares and missing textures on the map after patch 4.11.0.

This error occurs when your connection to our servers is blocked. This may be caused by a third-party program.

Troubleshooting steps for communication and transmission errors.

Troubleshooting for this error in StarCraft II.

Problems with patching may be resolved by disabling the read-only setting on system folders.