What to do if you can't log in after patching WoW
Information about finding old friends in Battle.net or in-game
How to reset your Diablo II (2000) password or change the email address registered to the account.
Troubleshooting when unable to start a guild transfer, faction or name change and receiving an error
Information on how to change the registered Battle.net account holder name
Troubleshooting when a guild transfer, guild faction-change or guild name-change was not delivered after payment
We can't continue because there's a file named "Battle.net" in your ProgramData folder (C:\ProgramData\Battle.net). Please delete that file and try again.
We can't continue because there's a file named "Battle.net" in your ProgramData folder (C:\ProgramData\Battle.net). Please delete that file and try again.
What to do if you cannot see your recent BattleTag name change in-game
The Blizzard Update Agent could not install in the specified folder location.