Diablo III Supported Video Cards
Troubleshooting steps to resolve performance problems in Diablo III.
Troubleshooting steps for latency or connection issues when playing Blizzard games.
Troubleshooting steps for Diablo III console connection problems.
Information on how to restore your Diablo III character
Troubleshooting steps to help you connect to Diablo III
Player reports they had heroes they use to play in Diablo III and they're now missing.
How to report a bug in Diablo III