# vboxmanage-unregistervm
> Unregister a virtual machine (VM).
> More information: <https://www.virtualbox.org/manual/ch08.html#vboxmanage-unregistervm>.
- Unregister an existing VM:
`VBoxManage unregistervm {{uuid|vm_name}}`
- Delete hard disk image files, all saved state files, VM logs, and XML VM machine files:
`VBoxManage unregistervm {{uuid|vm_name}} --delete`
- Delete all files from the VM:
`VBoxManage unregistervm {{uuid|vm_name}} --delete-all`
