Error C665 happens when your Thermomix's country selection does not match your Cookidoo® account's country. When this happens, your Cookidoo® account will not be able to communicate with your Thermomix due to data privacy laws.
Our Customer Happiness team can help transfer your Cookidoo® account to the correct region.
In order to process this request, please call our Customer Happiness team at: (855) 867-9904 from 7am to 5pm (PST) Monday to Friday. Or email them at firstname.lastname@example.org. Our Customer Happiness Team will need to verify the email you used for your Cookidoo® account and your current address to process this request.