In this video, I show you how to install and setup Ubuntu Mate on the Raspberry pi 4, This also works for the Raspberry Pi 2 and 3 but for this tutorial ill be using the Raspberry Pi 4 with 8GB of ram. Ubuntu Mate is also available in 32bit and 64-bit versions.
If you have been looking for a super fast and clean desktop opting system for the Pi4 for this is an amazing Option.
Download Ubuntu Mate Here: https://ubuntu-mate.org/
Download Pi Imager Here: https://www.raspberrypi.org/downloads/