Windows 8.1 Update to be required for future support
 

Microsoft released the first major update for Windows 8.1, creatively named Windows 8.1 Update, back in April as part of its regular "patch Tuesday" cycle. The update improved how the Modern UI interface handles mouse and keyboard input, and it also made some minor under-the-hood improvements.

What you may not know is that Microsoft now requires the update to be installed in order for Windows 8.1 to receive any future updates—including critical security updates like the ones ...

http://techreport.com/news/26614/win...future-support