Instructions
Use your Wii controller to click on the "Wii" icon. This is found at the bottom of the home screen.
Click on the "Connection 1" icon. This particular icon is found in the "Add Connection" icon contained on the menu.
Click the "OK" button on the "Choose the access point you want to connect to" page.
Click on the wireless network that your UPnP server is connected to. Your specific wireless network is found in a list of available wireless networks.
Click the "Yes" button to update your Wii. Wait for the "Finished" page to appear.