Mw 2 is missing on computer after update

[Boubou-1741]

There was a change in the User Interface for Battle.Net – see:

Modern Warfare 2

I bought modern warfare 2 a while ago and now it doesnt show that it is in my library and when I go to the game it shows i have it but I cant play it

You need to use the Call of Duty icon and click on the star to add it to your Favourites.