How To Install Windows 8.1 Ultimate 32-Bit or 64-Bit, Formatting and Clean Install of Windows 8.1

Taking a look at how to format and then clean install Windows 8.1.
This should only be viewed as a guide to how to do a clean install of windows 8.1 and not as a guide to upgrading your system.

Please make sure you back-up your important data before you format your computer!