Have you tested your vhdx file by creating a Hyper-V VM?

Anton,

The StarWind converter works just fine. The problem was that I picked BIOS rather than UEFI when creating VMWare machine.

Thank you for your help!

Peter

Thank you, Anton. The option is greyed out and not available. The choice for VMDK is "Growable image" and SCSI.

I have used StartWind converter for long time. This is the first time I got problem. I converted a VHDX file into VMDK. The VMDK is unbootable. Here is my environment Hyper-V host is Windows 10 Pro version 1607 with OS Build 14393.953 The VM on Hyper-V is Generation 2 with configuration version 8.0 ...