On 16.10.2013 microsoft has added new downloads. The following products are now available for download System Center 2012 R2 Standard Windows 8.1 Pro Windows 8.1 Pro N Windows Server 2012 R2 Essentials Windows Server 2012 R2 Foundation Windows Server Standard 2012 R2 Windows Storage Server 2012 R2 Workgroup Dont know if its old news but i see it today and i just activated my win 8.1 instalation.