This article covers methods to Install GNOME Desktop on Ubuntu 20.04 LTS. Most Ubuntu servers are run on CLI (Command-Line Interface) mode.
But in some cases, one may need to have a desktop to install some applications with GUI (Grapich User Interface) mode.
To Update Repositories and Packages on Ubuntu:
Start by updating the repositories and package lists:
# sudo apt-get update && sudo apt-get upgrade
Press Y and hit enter when asked if you want to continue.
To Install Gnome on Ubuntu 20.04 LTS Focal Fossa:
1. First, make sure that all your system packages are up-to-date by running these following apt commands in the terminal:
$ sudo apt update
$ sudo apt upgrade
$ sudo apt install tasksel
2. To install GNOME desktop vanilla version execute the following command:
$ sudo apt install gnome-session gdm3
3. To Install Full Gnome Desktop on Ubuntu 20.04:
$ sudo tasksel install ubuntu-desktop