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Download the Oracle VM VirtualBox.
Open the downloaded file to install the program.
Click Next.
Select the way for installation and click Next.
Select appropriate options and click Next.
Confirm installation by clicking Yes and then Install.
Finish the process.
Download the Ubuntu server install image (LTS) and configure the virtual machine.
Open the Oracle VM VirtualBox and click New.
Select downloaded in the Step 8 file.
Create a username and password and click Next, e.g.:
username: linkuser
password: qwerty11!@
Set base memory as shown.
Create a Virtual disk with the following parameter and click Next.
Click Finish.
Open your machine settings.
Go to the Network tab and set the following adapter settings as shown on the screen. Click Ok.
Start the created machine.
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