how to install mate desktop on ubuntu 20.04 code example
Example 1: mate on ubuntu 20.04
$ sudo tasksel install ubuntu-mate-desktop
OR
$ sudo tasksel install ubuntu-mate-core
Example 2: mate on ubuntu 20.04
$ sudo apt install tasksel
$ sudo tasksel install ubuntu-mate-desktop
OR
$ sudo tasksel install ubuntu-mate-core
$ sudo apt install tasksel