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

Step-by-step – Printer Epson ET-M3140/ET-M3170/ET-M3180 Installation in Debian

March 9, 2021 | By the+gnu+linux+evangelist.

Installing Software

  1. 5. Installing Epson ET-M3140/ET-M3170/ET-3180 Printer Utility

    How to Install Epson Printer Utility for Debian

    Epson Printer Utility Debian Setup

    Especially relevant correction: currently this Software is still based on Qt4 and so it is Not Working on Debian 11+!