Information on how setting Appear Offline in the friend's list affects visibility in Blizzard Games.
The Blizzard Update Agent could not install in the specified folder location.
Information about troubleshooting problems with the Blizzard Battle.net friends list
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.
Troubleshooting steps for performance-related problems.
Troubleshooting your security programs can resolve issues preventing you from installing or using Blizzard software.
How to read and analyze WinMTR data in order to track down a potential connection issue.
Information on error BLZ51900002