How do I set up installer settings like scheduling options or temperature display scale?
Press and hold CENTER and buttons for approximately 3 seconds to enter advanced menu, navigate to ISU (Installer Setup), press Select to cycle through setup options, change values using scroll buttons, confirm setting changes, and finish by pressing Home. Page 8 explains access method (Page 8).
From the official Honeywell T6 Pro manual, page 8
Have a follow-up question?
Answers from the official manual.
Common questions