A:Answer To dehydrate you will select the function by turning the dial until DEHYDRATE illuminates. The default time and temperature settings will display. Press the TIME/SLICE button and use the dial to select a time up to 12 hours. To set the time, press the TIME/SLICE button again. Press the TEMP/DARKNESS button and use the dial to select a temperature between 105°F–195°F. To set the temperature, press the TEMP/DARKNESS button again. Place ingredients in the air fry basket and place basket in oven. Close oven door and press START/PAUSE to begin cooking. During cooking, you can open the oven door to check on or flip ingredients. When cook time is complete, the unit will beep.