Games that come with Windows, and any new games you choose to install, appear in the Games folder.
Open the Games folder by clicking the Start button . In the search box, type games, and then, in the list of results, click Games Explorer.
If you don't see a particular title, it could be for one of these reasons:
It's an older game. New games automatically show up in the Games folder when you install them. Older titles might not. To add the game manually, see Install a game in the Games folder.
Windows Games are turned off. By default, the games that come with Windows are turned off, in some editions. To turn them back on:
Select the Games check box, and then click OK.
It's a premium game. Some games, such as Chess Titans or Internet Checkers, are available only in some editions of Windows.
For more information, see Learn about games in Windows 7.