Enter Oracle VM VirtualBox Manager
Click New
In the name in the virtual machine name
the type of system you select this type of machine (here I choose Windows) based on
the version selected system version (I chose win10 64 Wei here)
After everything is set, click Next
Set the memory size of the virtual computer, if there is no special need, just follow the recommended memory size setting, and then click Next
Choose according to your needs, I choose to create a virtual hard disk now, click Create
Select VDI, click Next
Dynamic expansion: If 10G space is allocated for the virtual disk, the real disk space occupied by the virtual disk will range from 0 to 10G.
Fixed size: If 10G is allocated for the virtual disk, the real disk space occupied by the virtual disk will always be 10G, regardless of whether the virtual disk space is fully used.
Select dynamic allocation, click Next
Click Create, and the created virtual machine will appear
