How to resolve this problem when downloading an update
Troubleshooting steps for performance problems
Troubleshooting steps for connection problems
Troubleshooting steps for crash 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.
Information about troubleshooting loading problems on consoles
Troubleshooting steps for performance-related problems.
There's a problem with the connection to the Blizzard servers.
Troubleshooting for installation-related problems on Mac.