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Play Warzone!" for free now. Internet Connection, Battle desktop app, Battle account and Activision account required to play.
Follow these steps to link your account:
1
Sign in to the Battle account you wish to link.
2
In the same browser, sign in to your Activision account.
3
In the ACCOUNT LINKING section, choose an account to link. Note: A Call of Duty profile may only have one linked Blizzard Account.
4
Select CONTINUE.