To install Ubuntu server, you will need to download the ISO from Ubuntu. Here can you burn it on CD/DVD, out it on a USB with etcher, or upload it to install as a VM such as UNRaid. Below are the screenshots I used to install Ubuntu server on UNRaid. Now that the install is…

Log into your Unraid and click the VMS tab. Click on the ADD VM button at the bottom left. Under the Linux section click on Ubuntu (near the end). Here it will take you to a screen to configure. If you are not sure what you need, below is a screenshot is the minimum you…