The game file is large. A wired Ethernet connection is highly recommended over Wi-Fi. 3. How to Install via Battle.net (Blizzard)
Click the blue Install button in the bottom left corner.
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| Installation Scenario | Required Free Space | | :--- | :--- | | New Install (Full Game) | | | If You Already Have Call of Duty HQ and Warzone | 78 GB | | Minimum for COD HQ + Multiplayer Only | 79 GB (SSD required) |
Click on the All Games tab on the left sidebar. Type "Call of Duty" or look for the Call of Duty hub icon (MW3 launches inside the unified "Call of Duty" application platform). The game file is large
Go to the Store tab, search for "Call of Duty: Modern Warfare III," and select it from the dropdown.
Click the gear icon next to the Play button and select Scan and Repair . How to Install via Battle
Here is the breakdown of what you'll need:
Uncheck components you do not need (e.g., Campaign, Multiplayer, Co-Op, or Warzone). Right-click Call of Duty in your Library. Select , then click the DLC tab. Uncheck the boxes next to the modes you want to uninstall. Troubleshooting Common Issues
Click on the All Games tab or the Shop tab and search for Call of Duty . Because of the unified launcher ecosystem, look for the main Call of Duty application icon (often listed simply as "Call of Duty" or featuring the MW3 artwork).