Troubleshooting steps for disconnection issues when playing Diablo III.
Troubleshooting steps for latency problems in Diablo III
Troubleshooting steps for connection problems
Troubleshooting for error 395000.
How to obtain error logs for Blizzard games
Information on moving Blizzard games to a different hard drive
Information about troubleshooting problems with the Blizzard Battle.net friends list
Information on what to do when a game update is stuck at 0 B/s
Troubleshooting game or Blizzard services connection error BLZBNTAGT00000BB8
How to enable maximum download rate