Microsoft is acknowledging Windows 8.1 has been released to manufacturing and that no one other than OEMs will get access to the RTM bits until October 18…. Microsoft is acknowledging Windows 8.1 has been released to manufacturing and that no one other than OEMs will get access to the RTM bits until October 18.

Read more http://www.zdnet.com/microsoft-confirms-windows-8-1-rtm-no-early-access-to-final-bits-7000019894/