Hello,
You may add next custom code in your child-theme/functions.php
add_filter('the_title', function($title, $id) { if ( in_array(get_post_type($id), array('product', 'product_variation') ) ) { $title .= ' ' . __('Your custom text', 'xstore'); } return $title; }, 10, 2);
https://gyazo.com/45e8dadd9c96a6bc16f51ec50ce86181
Regards
