Download Call Of Duty: Modern Warfare 3 – Ultra HD

Downloading requires navigating the Call of Duty HQ ecosystem, which can result in installation sizes exceeding 200 GB depending on your platform . The game is available digitally on Battle.net , Steam , the PlayStation Store, and the Microsoft Store. How to Download by Platform

*Initial download size; can be reduced to ~78 GB if Call of Duty HQ/Warzone are already installed. Call of Duty: Modern Warfare III Installation and Setup Download Call of Duty: Modern Warfare 3

Go to > Full library > All owned games . Select Modern Warfare III and choose Install all . System Requirements (PC) Downloading requires navigating the Call of Duty HQ