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

How to Install Lexmark Printer on Gnu/Linux Distros

GNU/Linux Lexmark Printer Setup Guide

Hi! The Tutorial shows you Step-by-Step How to Install Lexmark Printer in GNU/Linux Desktops.

And to Install Lexmark Printer in Linux you need to Setup the Proprietary Driver.

Especially relevant: the Driver may Not be Available for some Inkjet Legacy Printer Models.

But if Not found then for some Lexmark Printer Model you may check instead the Gutenprint Driver Suite Setup.

Finally, to achieve the Setup follow the included instructions on How to Add Lexmark Printer on Linux Desktop.

How to Install Lexmark Printer Driver on Linux - Featured

GNU/Linux Lexmark Printer Installation Guide