The new Windows 8.1 lets you watch movies or play games with Xbox, Skype with friends, access files anywhere with SkyDrive, or find your next favorite app in the Windows Store.
Important: Windows 8.1 full version is for Windows 7 users only. Currently running Windows Vista or XP? First upgrade to Windows 8. Upon installation you can update to 8.1 for free.
Already running Windows 8? No need to buy Windows 8.1—you can update to Windows 8.1 for free through the Windows Store.
With the new Windows, you can watch movies or play games with Xbox, Skype with friends, get work done with Office, access files anywhere with SkyDrive, or find your next favorite app in the Windows Store. And you can get to it all from the new Start screen, even your familiar desktop.