An Intel Core i5-2500 CPU is required at a minimum to run Call of Duty: Modern Warfare. However, the developers recommend a CPU greater or equal to an Intel Core i7-6700 to play the game. Provided that you have at least an AMD Radeon R9 380 graphics card you can play the game.

The Modern Warfare 2 not launching  may occur if Windows Defender Firewall recognizes the process of running this game as a threat. To bypass this issue, you ought to allow Modern Warfare through the Firewall.