Details of classic games patches, where to download them, and how to install the latest updates for classic games.
How to enable maximum download rate
Instructions for troubleshooting your network to allow Blizzard services to work properly.
Troubleshooting your security programs can resolve issues preventing you from installing or using Blizzard software.
A guide on running a traceroute on Windows and Mac.
Troubleshooting steps to resolve this error
Information about the global play feature of Blizzard games.
How to run a pathping on Windows and Mac.
How to turn off a network proxy.
This error occurs when your connection to our servers is blocked. This may be caused by a third-party program.