From the Home Screen, swipe to the left and click on "System" and then select "Em. Heat"
Now Click on "Heat Type"
Now Select Heat Pump
Now mark all the items on the left side of the screen
After that, press the "Return" button multiple times until you reach the home screen. The thermostat is now set to heating mode. Depending on the temperature you’ve set, it may take 15 to 40 minutes for the house to feel warmer.