Send invoice to the customer in store language
At magento, website wise the language may be different and so the store wise. Customer would like to receive the invoice in the same language as of the store from where he has placed the order. The same facility is provided in Odoo Magento connector. Store wise language will be fetched from Magento while creating instance in Magento connector in Odoo. The fetched language in Magento connector can be found here: Magento instances > Select instance > Magento website > Select website > Magento Store view > Select store view
