How do I override the program for the whole house? Akmal October 10, 2017 11:13 Related articles How do I set the day/night program my Mill Steel / Glass Panel Heater? My Mill WiFi heater does not connect to the Mill app. What do I do? How do I activate vacation mode? What is the Calibration option listed in the Mill app Settings menu? Server status Comments 0 comments Article is closed for comments.