: Occasionally, a "Free Trial" version may appear on platform stores (like the Microsoft Store or PlayStation Store) during promotional windows, granting temporary access to specific playlists. Official Purchase Options
If you want permanent access to the campaign and all multiplayer content, you can purchase the game through official storefronts: Call of Duty: Modern Warfare II Installation and Setup Call of Duty: Modern Warfare II Free Download (...
: While MWII itself is paid, its massive battle royale counterpart, Call of Duty: Warzone , and the extraction-based DMZ Beta mode are completely free to download and play. : Occasionally, a "Free Trial" version may appear