Wash and dry sweet potato. Cut the sweet potato into 1 inch cubes.
Place sweet potato cubes in a bowl and add olive oil, dried thyme, and a sprinkle of salt and pepper. Stir to coat sweet potatoes.
Add the sweet potatoes to the air fryer basket. Cook at 400 degrees F for 15 minutes, shaking every 5 minutes.
Plate and enjoy.
Notes
Sweet potatoes should be soft when pierced with a fork. If sweet potatoes are still hard inside, cook for an additional 2-3 minutes, or until sweet potatoes are soft on the inside.