Go to > Full library > All owned games . Select Modern Warfare III and choose Install all . System Requirements (PC)
*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
Navigate to your , select Your Collection , find Modern Warfare III , and select Download .
The installation process varies slightly depending on your hardware: :
: Find the game in your after purchase and click Install . PlayStation 5 Go to product viewer dialog for this item. PlayStation 4 Go to product viewer dialog for this item. :
Download Call Of Duty: Modern Warfare 3 Apr 2026
Go to > Full library > All owned games . Select Modern Warfare III and choose Install all . System Requirements (PC)
*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
Navigate to your , select Your Collection , find Modern Warfare III , and select Download . Go to > Full library > All owned games
The installation process varies slightly depending on your hardware: : select Your Collection
: Find the game in your after purchase and click Install . PlayStation 5 Go to product viewer dialog for this item. PlayStation 4 Go to product viewer dialog for this item. :