I mean can i put the files into my aIW directory or must i redownload the files from steam?

I mean can i put the files into my aIW directory or must i redownload the files from steam?

Steam

It will work with the aIWMW2 files, just make sure you download all the dll's and the exe's (oh, the raw.iwd too, if you don't have m2demo) and have Steam running for the initial checks.

It will work with the aIWMW2 files, just make sure you download all the dll's and the exe's (oh, the raw.iwd too, if you don't have m2demo) and have Steam running for the initial checks.

 

Or just be a good boy and stick the the Steam mw2 files. Hasn't let me down