The tutorial presents a detailed guide on installing GLPI IT Service Management (ITSM) software on Ubuntu 18.04 | 16.04 with the Nginx HTTP server. GLPI is an open-source ITSM platform built with PHP. It offers features like automated inventory discovery, asset lifecycle management, and incident management. The tutorial also provides instructions to install required packages like Nginx HTTP, MariaDB Database Server, and PHP 7.2-FPM, and to prepare a GLPI database.