Install MATE desktop on Ubuntu 20.10, the best for RaspberryPi, and ssd boot.
Install the Mate Desktop on Ubuntu 20.10, ready to use with various settings. 21.04. Some info on Hippo.
--------------
https://www.tweaking4all.com/download...
https://www.balena.io/etcher/
sudo apt install ubuntu-mate-desktop
sudo snap install ubuntu-mate-welcome --classic
sudo apt install ubuntu-restricted-extras
sudo apt install fcitx-config-gtk