Use the steps below to troubleshoot installation issues for Blizzard games.
Information on the BLZBNTBNA0000000C error
Instructions on how to use Looking Glass.
How to read and analyze WinMTR data in order to track down a potential connection issue.
Information on the BLZBNTBTS00000011 error
Troubleshooting steps for disconnection issues in World of Warcraft.
How to resolve failed Giropay payments
Placed an order for Battle for Azeroth but it didn't go through
Explains the level of technical support we offer for all our games.
A guide for releasing and renewing your IP address and flushing the DNS resolver cache.