Or get the upgrade on DVD from the Microsoft Store.
Clicking Upgrade now installs Windows Upgrade Assistant, which makes sure your PC can run Windows 8.1 or Windows 8.1 Pro and gives you the option to purchase either. When prompted by your browser, open, save, or run Upgrade Assistant. Depending on your Internet connection, Upgrade Assistant might take several minutes to install.
Windows 8.1 gives you the familiar desktop with its taskbar and Start button, plus a beautiful new Start screen that you can customize with your favorite apps, people, and sites so that everything you love is just a tap or click away.
You also get built-in cloud storage for anytime, anywhere access to your photos and files with OneDrive, beautiful full-screen browsing with Internet Explorer 11, plus an exclusive collection of built-in apps like Photos and Mail, with many more apps available from the Windows Store. And that’s only the beginning.
Provides great ways to personalize your PC
Includes Internet Explorer for faster, more secure web browsing
Designed for mouse and keyboard
Gives you the familiar Windows desktop with its Start button and taskbar
Keeps you up to date and more secure with Windows Defender, Windows Firewall, and Windows Update
A beautiful new Start screen that you can customize with your favorite apps, people, and sites
Great built-in apps like Mail, Calendar, and Photos, with many more available from the Windows Store
Built-in cloud storage with OneDrive for anytime, anywhere access to your photos, files, and settings
Optimized for the new generation of thin and light touch-enabled PCs
To install the free update to Windows 8.1 or Windows 8.1 Pro through the Windows Store, your PC must be running Windows 8 or Windows 8 Pro. For more information, read the full terms and conditions.
1 GHz processor or faster with support for PAE, NX, and SSE2
1-2 GB RAM / 16-20 GB available hard disk space
1024 × 768 screen resolution
DirectX 9 graphics processor with WDDM driver
To use touch, you need a PC that supports multitouch
Internet access (fees may apply)
Microsoft account required for some features
Watching DVDs requires separate playback software
Windows Media Center license sold separately
See the full system requirements
The latest PCs are designed for touch, so whether you're playing a game, surfing the web, or scrolling through a PowerPoint, you can interact with Windows 8.1 in fun and exciting new ways.
The new generation of Windows 8.1 tablets, laptops, and two-in-ones are thin, light, long-lasting, and powerful, so you can take your PC with you wherever you go and stay powered up and connected all day long.
Catch up on email, prepare a presentation, make a Skype call. Surf the web, download a new game, watch a favorite movie. Windows 8.1 PCs bring you an endless array of options for productivity and entertainment.
Designed to bring out the best in Windows 8.1, the latest PCs come in a range of striking styles, from sleek, portable, and versatile tablets to space-saving all-in-one desktop PCs sporting big, beautiful displays.
Take advantage of our great deals on Windows software and PCs.
Learn more about Windows 8.1 and all its features.
See what you can do with a world of apps at the Windows Store.
Learn about personalization options for Windows 8.1.