While all versions of Windows--even DOS--support basic disks, we can't say the same for dynamic disks. Only later versions of Windows, including Windows 2000, Windows XP, and Windows Server 2003 ...

I'm trying to understand the difference between basic and dynamic disks. From what I've read I think I understand basic disks well enough since this is what I've been using. But what about dynamic ...

To convert from fixed to dynamic, use VBoxManage.exe clonemedium disk "source.vdi" "destination.vdi" –variant Standard, whereas, to convert from dynamic to fixed, use VBoxManage.exe clonemedium ...