Use the steps below to troubleshoot installation issues for Blizzard games.
Troubleshooting for problems installing or patching the World of Warcraft game client
This error occurs when you have connected to our patch server but you cannot download patch information.
How to run a pathping on Windows and Mac.
Failed to run a required program. Please wait one minute and try again. If this error reoccurs, please restart your computer and try again.
ERROR #134 (0x85100086) Fatal condition! Failed to open required archive ... with error: 5
How to resolve this issue when installing or updating a game
Troubleshooting step for connection-related problems on Windows.
Information on error BLZBNTAGT0000085C
Follow these helpful tips to secure your account from hackers