/** * Makes all orders editable. * * @see https://wpcodebook.com/make-all-woocommerce-orders-editable/ * @see https://github.com/woocommerce/woocommerce/blob/9.3.3/plugins/woocommerce/includes/class-wc-order.php#L1604 */ add_filter( 'wc_order_is_editable', '__return_true', PHP_INT_MAX );