https://amindfullmom.com/instant-pot-baked-potatoes/
10 minutes for small potatoes (less than 2 inches in diameter or 4-5 ounces)
12 minutes for medium potatoes (between 2-3 inches in diameter or 5-7 ounces)
16 minutes for large potatoes (between 3-4 inches in diameter or 8-10 ounces)
20 minutes for extra-large potatoes (4-4.5 inches in diameter or 11-13 ounces)