Place chicken in the bottom of the Instant Pot. Cover with onion, garlic, beans, chiles, corn and seasonings. Pour broth over the top.
Put the lid on and set Instant Pot to manual, for 15 minutes. Use natural pressure release to release steam.
Remove lid and add cream cheese and half and half. Give a stir and cover with the lid for 5 minutes, to head cream cheese through. Stir to incorporate cream cheese and serve in Old El Paso Mini Soft Stand 'n Stuff Flour Tortilla Taco Boats, and top with garnish.