00:00You can download step-by-step by using your platform's official digital store or game launcher such as Steam, Battle
00:06.net, PlayStation Store, Xbox Store, or the Microsoft Store on PC Steam.
00:11Open the Steam app on your computer and login to your account.
00:14Click on Library in the top menu, search or locate in your list, or find it in the Steam store
00:18if you still need to purchase it.
00:20You can select the game and click the blue Install button.
00:22Choose your install location and select specific content packs, like Campaign or Multiplayer if prompted,
00:28then click Next to start the download.
00:31BusyBattle.net, launch the Battle.net app and login.
00:34Select all games or look at your favorite recent tabs.
00:38Find and select Call of Duty, Modern Warfare 3, or the Call of Duty HQ Hub.
00:43Click the Install button, select the game files install directory, and confirm to begin downloading.
00:48On PlayStation, PS4, PS5, turn on your console and open the PlayStation Store.
00:52Use the search bar to type Modern Warfare 3.
00:54Select the correct game edition or the Call of Duty HQ application page.
00:58Click Download or purchase and install.
01:01Select individual content add-ons, Campaign, Multiplayer, Zombies, if the system prompts you to manage file sizes, then confirm.
01:08Press the Xbox button on your controller and open the Store app.
01:11Search for Modern Warfare 3.
01:13Select the game from the search results.
01:15Choose Install if you already own it by a purchase or a game pass or complete the checkout purchase prompt.
01:20Manager Q if it asks which game packages or modes you want installed first.
01:24Activision support.
01:26Call of Duty, Modern Warfare 3 installation and setup.
01:29And that's the full picture.
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