

Windows: C:\> cd C:\Program Files\Oracle\VirtualBoxĬ:\Program Files\Oracle\VirtualBox>VBoxManage modifymedium disk C:\path\to\file -resize MB Linux/Unix: $ vboxmanage modifymedium disk /virtual/disk/file -resize MB Replace MB in the examples with how big, in megabytes, you wish to resize the disk to.

In the Attributes tab, use the slider or text box to specify the new size.įirst, shutdown the virtual machine hat is using the disk.Choose the disk you wish to resize from the list.Select Virtual Media Manager from the menu.Open the VM VirtualBox Manager (the main window that opens when you launch the GUI).Shutdown the virtual machine that is using the disk.If you want a more in depth explanation or screen shots, use one of these links: Resizing the partitions and filesystems on the virtual machine using the disk is beyond the scope of this guide.ĭirectly below are quick procedures. Increasing the size of a Disk in VirtualBox can be done with the GUI or the command line.
