How do you get the defrost to work on 1997 Crown Victoria?

To activate the defrost on a 1997 Crown Victoria, first ensure the vehicle is running. Then, turn the climate control knob to the "Defrost" setting, which usually has a symbol resembling a windshield with arrows pointing upwards. Adjust the temperature control to a warm setting to help clear the windshield faster. Finally, if equipped, activate the air conditioning to aid in dehumidification while defrosting.