Before you go and buy the Windows 8 upgrade or the DVD from retail store, it is best that you run the Windows 8 Upgrade Assistant from Microsoft. Currently, I am on Windows 7 Ultimate. I ran through the Windows Upgrade assistant and was surprise to see the possible issues that I would face.
Finding the right software program to clone a hard drive is one thing, but how about cloning Microsoft WindowsXP and the rest of a computer in one go? This guide to Cloning an Operating System explains all the steps involved. - PCSTATS Tips