Preheat the oven to 350°F (175°C)
Wrap the baked potato in aluminum foil
Place it directly on the oven rack or on a baking sheet
Heat for 15 to 20 minutes
Check that the center is hot
Microwave on a microwave-safe plate for 1 to 2 minutes if you need a faster option
Turn the potato halfway through microwaving
Reheat in an air fryer at 350°F (175°C) for 5 to 10 minutes
Reheat in a skillet over medium heat with a lid for 8 to 10 minutes
Serve immediately after warming up