New answers tagged modern-warfare-3
Have you tried adding them to the game without having them in an Xbox LIVE Party? Some gamemodes don't allow large party sizes due to the team size.
According to this FAQ about the Mac version of Modern Warfare 3: Do Call of Duty: Modern Warfare 2 and Call of Duty: Modern Warfare 3 for Mac feature multiplayer? What about cross-platform multiplayer? Cross-platform multiplayer, which allows Mac players to play with/against Windows PC players, is available for competitive multiplayer mode only at ...
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