Setting Up Driver
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2. Installing Epson L485/L486 Printer DriverThen to Install Epson Inkjet Printer Generic Driver on Debian 
 Simply play:sudo apt install printer-driver-escpr 
Contents
$schemamarkup = get_post_meta(get_the_ID(), 'schemamarkup', true); if(!empty($schemamarkup)) { echo $schemamarkup; }