@lufasa I couldn’t see where have you put the code in attached code section .just put the provided code under of condition .this work fine for me .attach the updated code
Yes it can be done by below code change in wa-button.php.
1- Search for isset ( $order ) and add below code under this IF condition
$order_num = $order->get_order_number();
$message.=” for order number : “.$order_num.”\r\n”;
