How to change your home address on your Battle.net Account

How to correct or update the registered name on a Battle.net account

Information on error BLZBNTTAS00000005

Information on error BLZBNTBGS0000A413

Battle.net or game account hacked or compromised.

Information about Account Sales

How to correct an email mistake when creating or updating your Battle.net account

A BattleTag can only be updated for free once

It is not possible to move a Call of Duty account to another Battle.net account

Information on where to update your Activsion Account Email