Troubleshooting steps for connection problems
Out-of-date drivers and operating systems can cause a variety of issues, and are one of the first things to check when a game is having problems.
Follow these steps to troubleshoot problems with your low-speed or wireless internet connection.
Information on error BLZBNTBTS0000000B
Troubleshooting game or Blizzard services connection error BLZBNTAGT00000BB8
How to remove your Blizzard Authenticator
Instructions on how to delete your Battle.net files.
Troubleshooting steps for resolving error message BLZBNTBNU00000007.
The Blizzard Battle.net desktop app is unable to find your game installation in the directory selected.
Information on what is needed to stream Blizzcon on your device