First, place a wire rack in the bottom of a 6 or 8 quart Instant Pot.
Add chicken broth and place potatoes on the rack.
Close, lock lid and turn valve to the "sealing" position.
Press "manual" & "high pressure" and set cook time to 10 minutes.
Once done, use quick release to relieve pressure, open lid, and carefully remove rack and potatoes. Drain any excess liquid and place potatoes back in Instant Pot.
Turn Instant Pot off.
Add cream cheese, butter, seasoning, pepper, and milk.
Mash until desired consistency is obtained.
Spoon into serving dish or "keep warm" in Instant Pot until ready to serve