Information on how setting Appear Offline in the friend's list affects visibility in Blizzard Games.

Information about troubleshooting problems with the Blizzard Battle.net friends list

The Blizzard Update Agent could not install in the specified folder location.

How to appeal an account action.

Steps on how to close down background applications and processes.

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.

Information on error BLZ51900002

Troubleshooting steps for performance-related problems.

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

If you encounter a bug in one of our games, please report it to us.