How do I set the time and date on the T6 Pro thermostat?
Press Menu, then use the arrow buttons to navigate to TIME and press Select. Adjust the hour and minutes using the arrow buttons, pressing Select after each. For the date, navigate to DATE from the Menu and adjust year, month, and day in sequence, pressing Select after each entry to save.
From the official Honeywell T6 Pro TH6210U2001 Smart Thermostat manual, page 6
Have a follow-up question?
Answers from the official manual.
Common questions