Follow up update:
As it turns out @matthewadams12 discovered that the Lock feature is only a suggestion. The lock can be unlocked from the thermostat head with very little effort.
Found this Wishlist topic from a year ago:
Follow up update:
As it turns out @matthewadams12 discovered that the Lock feature is only a suggestion. The lock can be unlocked from the thermostat head with very little effort.
Found this Wishlist topic from a year ago: