YourPalTaika are these the files i need what do i need to do to get the game working

DRM101 i done this on steam console copied the files into the modern warfare game file and it still does not work i
even bought the game on steam and it still does not load up on plutonium i dont know what else to do very frustrating and stuck at this point

DRM101 how do u merge the new files into the game do that on steam?