Copy Virtual Box image file

Copy Virtual Box image file

Use VBoxManage clonevdi

There are a few steps involved in order to make a copy of a VirtualBox .vdi disk file.

#1. Shut down all virtual machine and start Virtual Box main program

#2. Release the .vdi file – File > Virtual Media Manager > Select the virtual machine disk to be copied > Click “Release”

#3. Open command prompt (go to C:\Program Files\Sun\VirtualBox)

VBoxManage clonevdi c:\myvirtualdisk\Original.vdi c:\myvirtualdisk\NewCopy.vdi

#4. Add the new virtual disk image – File > Virtual Media Manager > Add

#5. Re-attach original virtual disk image to its VM

Reference: http://www.kernelhardware.org/make-a-copy-of-virtualbox-vdi/