If it's downloading from the Xbox Live Games Store:
On your console, sign in to Xbox Live.
Go to Games, and then select Browse Games.
Select the game, add-on, or game demo that you want to download.
Select Confirm Download.
If it's installing from a disc:
Insert the game disc into the disc drive.
Go to Home.
Highlight the game you want to install with your controller.
Press X on your controller.
Note To play a game installed on your hard drive, the game disc must be in the disc drive. The console will play the installed game from your hard drive, after the console checks for a valid game disc in the disc drive
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