Have you installed Windows 8 on your PC?, we’ve covered about its beta release yesterday, you need to enter Product key for Windows 8 Beta when using online installer setup or setup that asks when you boot from DVD that burnt from ISO images provided by Microsoft, there is no way to go past this step without entering the key, so make sure you noted the product key before installing WCP.
Windows 8 Beta Product key
But where is the key? has Microsoft provided it? Microsoft not provided Product key for Windows 8 Developer Preview in the past, this time they made no mistake Windows 8 Beta product key is available on WCP ISO images download page for you to write down on paper or with a marker on DVD.
Below is the Windows 8 Product key you need to enter during the setup, you can also found this here.