All About Microsoft reports that Microsoft is extending the downgrade rights for Windows XP
Originally, downgrade rights — the sanctioned ability of Windows volume buyers to apply their new Windows licenses to older versions of the product — were due to expire around 2011 for Windows XP. But on July 12, the Softies gave XP yet another reprieve.Windows XP gets yet another reprieve from Microsoft
Users who purchase new PCs installed with Windows 7 Professional and Ultimate will now be able to downgrade to XP up until January 15, 2010 (for Windows 7 Professional) or January of 2020 (for Windows 7 Ultimate), according to Computerworld’s calculations.