Log in with your Xbox Live account information, and select your child's profile. Find the Full Setup of Call of Duty game series with. How to Disable Public Voice Communications For Xbox One users Free download Call of Duty 4: Modern Warfare and all other Pc Games, watch HD trailer at Gamersmaze. These voice opportunities can be disabled by system-level communications settings. Often, this leads to a few seconds of aggressive or offensive chatter. Additionally, whenever players are near an enemy who has died, the game opens that player's microphone to anyone near them. It is also important to note that in the games released prior to Call of Duty: Modern Warfare 2 and Warzone, voice chat defaults to squad chat if the player is not engaged in a solo game. While text chat is a new feature, voice chat has long existed in the Call of Duty franchise.