“wpcfe_bol_barcode_info” allows to add additional information under the “barcode” section.

Copy and paste the following code in the theme functions.php file for the sample result.

add_action('wpcfe_bol_barcode_info', function( $shipment_id ){
	?>
	<p style="font-size:22px;"><strong>Desclaimer:</strong> It is a long established fact that a reader will be distracted by the readable content of a page when looking at its layout.</p>
	<?php
});