You can change WooCommerce SKU text to another label using the gettext filter add_filter(‘gettext’, ‘translate_woocommerce’, 10, 3); /** * Change SKU Label * @link https://gist.github.com/dannyconnolly/da6f1a2d95dc826ccdcd * @since 1.0.0 */ function translate_woocommerce($translation, $text, $domain) { if ($domain == ‘woocommerce’) { switch ($text) { case ‘SKU’: $translation = ‘Catalogue No:’; break; case ‘SKU:’: $translation = ‘Catalogue No:’;…