Preheat air fryer to 380 degrees. Spray basket with nonstick cooking spray.
Combine cornstarch and salt and toss with chicken wings until evenly coated. Shake off excess cornstarch and arrange wings evenly in one layer in air fryer basket.
Tip: For a more mellow sauce use ¼ cup soy sauce and ¼ cup water instead of ½ cup soy sauce.