INSTALLING CALL OF DUTY 4 Modern Warfare.
DOWNLOAD the CoD4 DVD.iso .
CHOOSE one of the following to install the game.
a) Use a compressed file reader to extract all files to a folder. Eg: 7-zip .
b) Use a Virtual Drive programme to mount the ISO image. Eg: WinCDEmu .
c) Burn to DVD with Windows DVD creator.
You will need a CD Key to install the game. If you don't have one I'm sure you can find one.
Which ever method you choose install the game by running setup.exe as Administrator.
After Initial Setup
Open the "AFTER INSTALL FILES" folder on the image ISO file.
Open folder 1. and Run Update 1.3 ( callofduty2patchv1_3.exe ).
Open folder 2. Copy the CoD2SP_s.exe and overwrite your installed file usually found here:-
C:\Program Files (x86)\Activision\Call of Duty 2.
This allows you to play Single Player without a DVD in the drive.
That is the Install Done.