Unset country, city, postcode in the shipping label (https://wordpress.org/plugins/print-invoices-packing-slip-labels-for-woocommerce/)

functions.php

<?php // do not copy this line of code
add_filter('wf_pklist_alter_shipping_address', 'wt_pklist_hide_shipping_details', 10, 3);
add_filter('wf_pklist_alter_billing_address', 'wt_pklist_hide_shipping_details', 10, 3);
function wt_pklist_hide_shipping_details($address, $template_type, $order)
{
	if($template_type=='shippinglabel')
	{
		unset($address['country']);
		unset($address['city']);
		unset($address['postcode']);
	}
	return $address;
}