Are you searching for windows 8 Release Preview Product Key(Serial Keys)?-The you are at the right place :)
Microsoft recently released its new operating system called Windows 8 Release Preview.So,if you have already downloaded Windows 8 RP ISO and trying to install it from a bootable CD or USB then it will ask for product key.
Update 1: All the windows 8 Version Keys works only till January 16th 2013.After that you will get notification asking to buy full version of windows.If you don't upgrade then your pc will restart for every hour.The only way to fix this problem is to Download Windows 8 Pro which is available for Free for 90 Days Trial.Download it and use it for free for 3 Months.
Update 2: Microsoft has blocked all the Release Preview,Consumer Preview and other official keys.So now you can use them anymore.The only way to use Windows 8 for free is to download the pro version for trial for 90 days.
Update 3:You can also Re-arm your windows 8 edition to extend 90 days trial for free.
1.Windows 8 Clean Installation Product Key Do Not Match Problem:
* We need to integrate the key with Windows 8 installation itself,So that there is no need for checking the BIOS for serial key.
* Create a text file with name PID.