I had a problem with a virtual machine at boot; have read that I can attach operating system disk to another virtual machine (as data disk) and change some keys on registry to start in safe mode.
I don't understand one thing: I have, as resource, a "disk", that isn't a vhd, so I haven't the possibility to see it in the procedure to attach the disk to the other vm; how to make the "disk" a vhd or however visible so I can attach?
This is what I see as reosurce: