They sent me a key and download instructions for windows 7. Won't work as Microsoft will not support the necessary updates and downloads. Once you try the software key, the SoftwareKing staff says they can't use it and will not refund your money. Naturally, you have to use the key to see if it works. Bogus! Then they want to engage in an endless stream of chat and or email which is fruitless except for their strategy to keep your money. If they worked as hard at providing a good product as they do in discouraging the customers claim for a refund, they would be rich. Don't do it, it's easier to go and buy a new machine or have a professional install the version of windows that you want...