This post will be using Lubuntu image.

(2.0) Download Lubuntu 20.04.4 Focal Fossa Image for VirtualBox (zip file).

Extract the VDI file into c:\v\ folder.

The image has been pre-installed with VirtualBox Guest Additions which makes it easy for the developers to exchange files and other resources in the Windows host.

(2.1) Create NatNetwork

NatNetwork is needed to support communication between virtual machines.

In VirtualBox Manager, select menu File/Tools/Network_Manager.

The first tab shows Host-only Networks. By default, it uses a default 192.168.56.X address. Leave the setting on this page as it is.

Click on the second tab (NAT Network). Initially this tab is empty. Click Create button. VirtualBox will add a default name NatNetwork with 10.0.2.X address. Click Apply.

(2.2) Add New Virtual Machine for Lubuntu.

Select menu Machine/New…

Type lubuntu1 in the Name field. VirtualBox will automatically set Type as Linux and Version as Lubuntu (64-bit). Click Next.

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Select 2048MB as Base Memory and 1 as CPU number.

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Select the downloaded Lubuntu VDI to be used as the Virtual Hard Disk.

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Click Next to proceed till the end of the wizard and wait until the machine is created.

Repeat the same steps to create a machine for xubuntu and give its name as xubuntu1.

In the VirtualBox Manager main page, we will configure the Network and Shared Folders settings.

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In the Network Tab, set Adapter 1 as Host-only Adapter and Adapter 2 as NAT Network. In the Shared Folders, select the folder C:\Z.

(3) Start Lubuntu Virtual Machine

Select lubuntu1 machine and click start.

In the logon page, enter logon password for osboxes as osboxes.org.