Troubleshooting steps for connection problems
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.
Follow these steps to troubleshoot problems with your low-speed or wireless internet connection.
Troubleshooting steps for resolving error message BLZBNTBNU00000007.
Troubleshooting steps for performance-related problems.
Troubleshooting steps for Diablo II performance issues.
Troubleshooting step for connection-related problems on Windows.
How to remove your Blizzard Authenticator
How to reset in-game options
This article explains the process of creating system files