Call of Duty is a video game developed by Activision, and published by Electronic Arts. The game is set in the fictional American military-industrial complex. It is a first-person shooter video game series developed by Infinity Ward, the studio behind its original Call of Duty games, and published by Activision Blizzard. The series was released in two installments: Call of Duty: Modern Warfare (2009) and Call of Duty: Modern Warfare 2 (2011). We should not think of these Pro Settings as a replacement for the real Call Of Duty settings. They are just an example of how you can configure your PC to get the best performance out of your game.