Email Template Customizer. And plugin compatibility Custom Order Status Manager

Hi. There is a new plugin that is compatible with WooCommerce. It is adding a new request status. Example of notifying the customer via email. Your order has been shipped. Within emails. Your plugin We can create a new email. But I cannot add another language. I use 2 languages in my store. plugin is intended

https://wordpress.org/plugins/bp-custom-order-status-for-woocommerce/

Also I use multilingual. Polylang Pro is compatible with WooCommerce and also compatible with WooCommerce Email Template Customizer. But I cannot create another language in my emails. In the Custom Order Status Manager for WooCommerce plugin