Is the Win 8.1 OS 64 bit by default? Will a 64 bit version of Windows install that way on a Guest VM in PDFM10?
Hi Henry Seiden, Windows 8.1 is available in both 32 Bit and 64 Bit, you can install either 32 Bit or 64 Bit Windows on Parallels Desktop. You can refer the link for info on Supported Guest OS with Parallels Desktop 9: http://download.parallels.com/desktop/v9/ga/docs/en_US/Parallels Desktop User's Guide/33321.htm Please follow the steps suggested at http://kb.parallels.com/4729 to install Windows on Parallels Desktop.