/** * Change the default WooCommerce product tab to 'Additional Information' */ add_filter( 'woocommerce_product_tabs', 'custom_reorder_product_tabs', 98 ); function custom_reorder_product_tabs( $tabs ) { // Make Additional Information tab first if ( isset( $tabs['additional_information'] ) ) { $tabs['additional_information']['priority'] = 5; } // Push Description tab second if ( isset( $tabs['description'] ) ) { $tabs['description']['priority'] = 10; } return $tabs; }