Troubleshooting steps to help you connect to the Blizzard Battle.net desktop app.
Troubleshooting steps to help you connect to StarCraft II
Troubleshooting steps for connection problems
Follow these steps to troubleshoot problems with your low-speed or wireless internet connection.
How to play StarCraft II in offline mode
We can't connect you to the Blizzard patch service. Please check your internet connection and try again.
Failed to download data. Please check your network connection.
Failed to download files from Blizzard -- "We're having some trouble transferring data. Please wait while we keep trying."
How to resolve the error message "We can’t process this code at this time"
How to read and analyze WinMTR data in order to track down a potential connection issue.