If you encounter a bug in one of our games, please report it to us.
How to report a player for cheating in StarCraft II
Reporting another player that is using an offensive or inappropriate BattleTag
How to report cheaters in Warcraft 3, StarCraft: Remastered, or Diablo 2
This article explains the process of creating system files
A guide on running a traceroute on Windows and Mac.
Instructions on how to use Looking Glass.
How to run a pathping on Windows and Mac.
Explains the level of technical support we offer for all our games.