Things You'll Need
Instructions
Insert the Nintendo Wi-Fi Installation CD into the optical drive on the computer. If you don't have the installation disc, download the latest version of the Nintendo Wi-Fi USB Connector software on the computer that is connected to the wireless Internet router (see Resource). This software is only compatible with Windows XP and Vista systems. (See Tips for installation instructions.)
Click "OK" to begin installation. Select your language when prompted and press "OK."
Insert the built-in USB plug on the Nintendo Wi-Fi USB Connector to the USB port on the computer when prompted. The necessary files will be extracted from the USB connector.
Double-click on the Nintendo "Registration Tool" icon on the bottom right of the task bar on the Windows desktop.
Power on the Wii console and insert a WFC compatible game into the tray. Press "A" on the remote to access the Wii main menu screen.
Select the "Wii" icon on the home screen.
Choose the "Wii Settings" option to open the Wii Settings menu.
Hit the right-arrow on the menu to access the second page of the Wii Settings menu.
Select "Internet," and choose "Connection 1: None."
Click on "Wi-Fi USB Connector." Hit "OK" and the console will display the names of any networks found by the USB connector. Select your network.
Click on "Grant permission to connect." Enter your network password, if prompted. Hit "OK" to run a test. The Nintendo Wi-Fi USB connector has now been configured, and the Wii can access the Internet.