The new Windows 8.1 lets you watch movies or play games, chat with friends, access files anywhere or find your next favourite app in the Windows Store.
Important: Windows 8.1 full version is for Windows 7 users only.
Already running Windows 8? No need to buy Windows 8.1—you can update to Windows 8.1 for free through the Windows Store.
Currently running Windows Vista or XP? First upgrade to Windows 8 – upon installation you can update to 8.1 for free.