Virtual machines in VirtualBox can be exported from one VirtualBox installation and imported to another. It works well to move virtual machines across different systems and physical locations.
Related: How to export VirtualBox Virtual Machine
Related: How to import Virtual Machine to VirtualBox
If you're moving your virtual machine image within a local machine, for example, into a new disk or partition, the export and import process could be daunting. It is especially true if you're moving a large number of virtual machines or recently changed your VirtualBox's virtual machine directory.
$ mv ~/Workspace/VMs/VirtualBox/Ubuntu ~/Workspace/VirtualBox/VMs/
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