VBox install the enhanced package after installing Ubuntu server

Install the virtual machine system with VBox if there is no enhancement package, there are a lot of things that are not useful ~
When installing Ubuntu server with VBox, click Install Enhancements in the menu.
Because the Ubuntu server version does not have a UI, it is not easy to find the corresponding mounting disk.
In Ubuntu server, we need to mount it ourselves.
The code is as follows.
– Mount the Enhancement pack:

To install the Enhancement pack:

Sudo/mnt/vboxlinuxadditions-x86.run

To uninstall the enhanced package:

sudo umount/mnt/

VBox install the enhanced package after installing Ubuntu server