Call of Duty is a 2003 first-person shooter game developed by Infinity Ward and published by Activision. It is the first installment in the Call of Duty franchise, released on October 29, 2003, for Microsoft Windows.

Call of Duty: Black Ops Cold War is installed through the Battle Desktop App. You must first own a copy of the game. If you purchased the game on the Battle Shop, your order must be complete. Please check the status of your order.