Updating wii wiikey
Some updates will disable your Wii if you have modified it.In this case, it is critical to turn off Wii Connect24.The Wii Key mod chip directly boots Wii backups (iso files burned to a DVD-R), Game Console backups, and homebrew.Not bigger than an Australian coin in size, the Wii Key and Wii Key2 mod chip is easy to handle.
You are now safe from Nintendo updating your Wii without your knowledge.
A Wii System Update will add new features to upgrade your Wii console.
To update your Wii console to the latest version, simply connect your console to the Internet and manually select "Wii System Update" from the Wii System Settings page.
On the System Settings screen, select the "Wii Settings" icon that looks like a wrench, then press "A".
Click the blue arrow to access the Wii System Settings 2 menu.
However, the Wii Speak Channel is no longer available for download from the Wii Shop Channel, and it cannot be transferred to Wii U.