Butter the buns and toast them for 1-2 minutes in the air fryer.
Slice the peppers and onions and put them in the air fryer basket. Cook them for 5-7 minutes or until tender. Remove from the air fryer when done and set aside for later.
Wrap one slice of bacon around each hot dog and cook for 8 minutes or until bacon is crispy.
Place cooked hot dogs in toasted buns and top with peppers and onions. Return to the Air Fryer and cook until heated through.