We are now ready to install Windows 7. Close the explorer window if it is still open and start the Windows 7 setup program. I'm assuming that this is not the first time that you have installed Windows 7, so I am going to cover the actual installation process very lightly. If we need to install additional disk or network drivers or wish to upgrade the hard drive in the user's computer while embarking on this process, then you can and should, but I will not cover those details.
To install Windows 7 back onto the computer that was running Windows XP, follow these steps: