Greetings, Stiv5! I appreciate you taking the time to reach out to us here on the forums. I hope you are having an amazing day. We certainly apologize for the delay in response and apologize to hear of the issue you ran into with NBC. To find out how to change the language use the following link: https://www.xfinity.com/support/articles/x1-sap-indicators-filters-transport-bar. If you still find yourself having issues with this, feel free to send us a PM with your first and last name so we may further assist you.
To send a private message, please click the name "Comcast_Support" then select "Send a Message" on the right side.