1, if it is in vdi format, you can directly modify the size of the hard disk and the number in the lower right corner;
2. If it is in vmdk format, it cannot be modified directly. You can use the following methods:
A) Select an existing virtual hard disk file, copy a new virtual hard disk file, and then click? Copy? button
B) set a name
At this point, the virtual hard disk has been successfully created.
And then set that successfully created virtual hard disk as a virtual machine.
After successfully modifying the virtual hard disk file, you can modify a new virtual hard disk file (vdi format) in the virtual media management interface. Old virtual hard disk files can be deleted.