To change the HDD location of the VM, click on the symbol you see in the image below. Storing the hard disk of the macOS VM in a different location is useful for performance. Select the desired option and click on the Next button. For performance, you can configure a hard disk backup type of a VM as Fixed Size. So when you install a program on the VM your disk will expand automatically.įixed Size: The VM will configure the hard disk size before installing, but this will take some time. Dynamically allocated: Quickly create a virtual hard disk and use as much space as needed on your hard disk.