How to delete your Activision account
Information about changing the capitalization in your name without changing the name itself
How to swap email addresses between two accounts
This game account is in a different region or Battle.net account.
This game account is in a different region or Battle.net account.
This game account is in a different region or Battle.net account.
Steps for linking an Activision account and Call of Duty Profile to your Battle.net Account.
What to do if you need to unlink your Activision account from your Battle.net account