$schemamarkup = get_post_meta(get_the_ID(), 'schemamarkup', true); if(!empty($schemamarkup)) { echo $schemamarkup; }

How to Install HP Printer in Lubuntu Gnu/Linux Distro

GNU/Linux Lubuntu Installing HP Printer Guide

Hi! The linked Tutorial shows you Step-by-Step How to Install HP Printer/Scanner in Lubuntu GNU/Linux Desktops.

And the HP Printer Lubuntu Installation is Easy, and it involves only the execution of some Basic Shell Commands.

Because the HP Printers dispose of a Devices Driver Installer for Linux that will Provide Automatically to Download and Install the needed Dependencies.

How to Install HP Printer Drivers Lubuntu Linux Distro - Featured

GNU/Linux Lubuntu HP Printer Installation Guide