Set the Instant Pot to Saute and add the butter, garlic, green pepper, and diced onion.
Saute until fragrant and the onion is translucent.
Deglaze the bottom of the liner if necessary and add the chicken.
Sprinkle the salt and pepper onto the chicken.
Add in the canned green chilies and the chicken broth.
Close the lid and pressure cook on High Pressure/Manual Cook for 12 minutes.
Allow a 10-minute natural release before removing the lid.
Using two forks or a hand mixer, shred the chicken.
Stir in the frozen supersweet corn.
Set the Instant Pot to saute and stir in the softened cream cheese and the milk. Sprinkle in the shredded Monterey Jack cheese saving some for garnish. Press cancel and stir to allow the cheese to melt.
Serve with extra cheese, sliced lime, cilantro, and tortilla chips.
Notes
Allow a 10 minute natural release to prevent tough rubbery chicken.