Preheat air fryer at 180°C for 3 minutes.
Rub olive oil over both sides of eggplant circles.
Lay out slices on a large plate and season evenly with salt.
Top evenly with napolitana sauce, fetta crumbles and olives.
Place half of eggplant pizzas in ungreased air fryer basket.
Cook for 5 minutes.
Transfer back to plate.
Repeat cooking with remaining pizzas.
Garnish with chopped dill and serve warm.