Windows RT PCs are thin, light and designed for touch. Microsoft Surface with Windows RT are great for life on the go.
Your new Windows RT powered tablet comes with Office Home &Student RT Preview - preview editions of new Word, Excel, PowerPoint and OneNote applications built especially for your tablet.
Compare the features of Windows 8.1 and Windows 8.1 Pro and see which edition is right for you.
Explore Windows 8.1—the familiar desktop, Start and tiles, new ways to personalize, one search that does it all, and more top features.
Get answers to questions about how to use Add features to Windows 8.1 or Add features to Windows 8.