Modern Warfare 2 won't launch if the game launcher like Steam or Battle you use for this game is run without administrative privileges. Hence, to solve this issue, you can try reopening the specific game launcher as an administrator.
1. Call of Duty (2003) The franchise's first game was developed by Infinity Ward and published in 2003. This is the first of many entries in the series focused on World War II, following the steps of other household names like Medal of Honor.
Call of Duty: Modern Warfare Remastered will feature the original game's full, iconic story campaign featuring levels such as All Ghillied Up, Mile High Club, and Crew Expendable, as well as classic multiplayer action with 10 fan-favorite multiplayer maps from the original game available at launch and the ...