01 - Preheat the air fryer to 400°F for 3 minutes.
02 - In a large bowl, toss pineapple chunks with brown sugar, cinnamon, salt, and melted coconut oil until evenly coated.
03 - Arrange pineapple chunks in a single layer in the air fryer basket. Work in batches if necessary to avoid overcrowding.
04 - Air fry for 8 to 10 minutes, shaking the basket halfway through, until golden and lightly caramelized with slightly crispy edges.
05 - Serve warm as a snack, dessert topping, or alongside grilled meats.