Things You'll Need
Instructions
Ensure that both your PC and Xbox 360 console are connected to the same network. Consult the documentation that came with your devices for information on connecting to a network.
Set up Windows Media Center on your PC. Windows Media Center is already included on Windows 7 Home Premium, Professional and Ultimate versions; Windows Vista Home Premium and Ultimate versions; and Windows XP Media Center Edition. Click the "Windows Media Center" icon in the "Start" menu and follow the onscreen instructions to set up Windows Media Center.
Select "My Xbox" on your Xbox 360 dashboard and select "Windows Media Center." Follow the onscreen directions to obtain your 8-digit setup key. Write down the key.
Open Windows Media Center on your PC. In the main menu, click "Tasks," then "Add Extender." Enter the 8-digit setup key that you obtained from your Xbox. Follow the onscreen instructions to set your preferences and add your Xbox as an extender.
Select "Windows Media Center" from the "My Xbox" section of your Xbox 360 dashboard. You will be able to play music and movie files and watch live TV on your Xbox 360.