Turn on your Wii.
Select the "Wii" button on your TV screen.
Choose "Wii Settings."
Choose "Wii System Update."
Select "Yes" to confirm to the console that you want to download and install the latest system update for the Wii. Select "I Accept" to agree to the system update's terms of service. The system update will be downloaded and installed and any available Flash player updates will be included.