How can I change the frost protection temperature in the Edge? November 18, 2019 01:52 Updated Follow Use the up/down keys to change the temperature. The number that flashes will be the set temperature Press Done. Related articles What is Frost Mode on the neoStat ? Enabling Frost Protect Mode Changing the Program Mode on your Slimline Thermostat How do I adjust the temperature on the neoStat? How can I unlock my thermostat?