From touch to type, office to living room, from your screen to the big screen, you can see more, share more, and do more with Surface.
Upgrade to Windows 8.1 or Windows 8.1 Pro and enjoy a beautiful new start
Get answers to questions about updating to Windows 8.1, including system requirements, how to purchase, and what files, settings, and apps you can keep.
Learn how to upgrade to Windows 8.1 from Windows 7 using Windows 8.1 Upgrade Assistant.
Learn how to upgrade to Windows 8.1 from Windows Vista or Windows XP using a Windows 8.1 DVD.