Install Windows 8.1 Update to continue receiving patches after April 8, 2014
Buy Windows 8.1 - Microsoft Store
Already running Windows 8? No need to buy Windows 8.1—you can update to Windows 8.1 for free through the Windows Store.
Buy Windows - Microsoft Windows
Buy Windows 8.1 - Microsoft Store
Already running Windows 8? No need to buy Windows 8.1—you can update to Windows 8.1 for free through the Windows Store.
Buy Windows - Microsoft Windows