Highlight the game on your home screen, press the Options button, and select Manage Game Content .
If you are using an older version (often regional copies like Russian or Polish), you may need a manual file swap. Verified File Source: cod mw3 english language pack download best verified
Official platforms allow you to download language data directly as DLC or add-ons. PC (Steam/Battle.net): Close the game, right-click in your library, select Properties , then go to the Highlight the game on your home screen, press