Although Mcft supports partial upgrades from Windows XP and Windows Vista to Windows 8, huge limitations remain if you are looking to keep selected applications, settings, and data from an old Windows machine. Mcft's only fully supported upgrade paths allowing you to keep everything, including installed applications, are limited to only a few upgrade scenarios from Windows 7 to Windows 8. Are you prepared to leave a large amount your selected applications, settings, and data on your old XP and Vista machine?