Install Observium on Ubuntu 20.04|18.04 with Nginx

Install Observium on Ubuntu 20.04|18.04 LTS with Nginx

1. Step 1: Install PHP and required modules. Ubuntu 18.04+ has PHP 7.x in its repositories. ...
2. Step 2: Install Nginx Web Server. ...
3. Step 3: Install and configure MariaDB. ...
4. Step 4: Download and Install Observium. ...
5. Step 5: Configure Nginx. ...
6. Step 6: Configure Observium on Web UI.