Software >> Services >> Virtualization >> VirtualBox >> How to create shared hard disk

Only virtual disks of variant Fixed can be made shareable

open command prompt

cd virtualbox-program-directory

VBoxManage createhd --filename C:\home\vm\vbox\clustershareddisk\quorum  --size  1024 --variant Fixed --format VDI

VBoxManage modifyhd C:\home\vm\vbox\clustershareddisk\quorum.vdi  --type shareable