Article: If you have a Nintendo Wi-Fi connector, you need to have the software installed and your computer connected to the Internet.  This is the button with the Wii logo.     "none".  Manual configuration or Search for an Access Point. Networks identified with a closed padlock require authentication to join. If your connection signal appears yellow or red, the stability or strength of the connection is not strong enough for the Wii's Internet needs. If possible, remove any obstacles between the Wii console and the Access Point or change the channel on your router to avoid interference. If your wireless access point does not show up when you choose, Search for An Access Point, your router may have Broadcasting set to "No" or "Disable." Some routers also refer to this security as "Stealth" mode. You can either change your broadcast setting to "Yes" or "Enable," or you can manually enter the SSID in the manual setup screen of your Wii console.
What is a summary of what this article is about?
Be sure that your Internet connection is running  smoothly and the green lights are all up. Turn on your Wii. Select Wii Options, which is located on the bottom left of the screen. Select Wii Settings. Click forward to the second menu screen using the blue arrow to the right. Select Internet. Select Connection Settings. Choose an open connection, indicated by the word: Choose a wireless connection. Determine the best option for you: On Search for an Access Point, your Wii will search for a wireless network to connect to and will display a list of available networks. Select your network. Select Save and OK. Select OK on the next screen and the Wii will preform an automatic connection test. Wait for the Wii to connect and download any needed updates.