Things You'll Need
Instructions
Plug one end of an Ethernet cable into the Xbox 360 and the other into your computer.
Connect your computer to the wireless Internet.
Open the "Control Panel."
Chose "View network status" under "Network and Internet." A new menu appears.
Select "Change adapter settings." The option is located on the left-hand side. A list of your computer's connections appears.
Highlight the "Local area network."
Press and hold the "Ctrl" key then click the wireless Internet's icon. Release "Ctrl." Both icons are selected.
Right-click either icon and choose "Bridge connections." Once the network bridge completes, your Xbox 360 shares the wireless Internet with your computer.