Lightly grease a baking pan with cooking spray. Set aside.
Slide the Air Fryer Basket inside and adjust the temperature to 350 °F to preheat for 5 minutes.
In a small bowl, add the oil and maple syrup and mix well.
In a large bowl, add the remaining ingredients and mix well.
Add the oil mixture and mix until well combined.
Place the mixture into the prepared baking pan and spread in an even layer.
After preheating, arrange the baking pan into the Air Fryer Basket.
Slide the basket into Air Fryer and set the time for 15 minutes.
While cooking, stir the granola after every 5 minutes.
After cooking time is finished, remove the baking pan from Air Fryer and set the granola side to cool completely before serving.