Question: how long does it take to cook a whole frozen chicken in an instant pot?
Answer: My rule of thumb with frozen whole chicken in the instant pot is 10 minutes per pound, so I'd cook a 3-pound chicken for 30 minutes, a 4-pounder for 40 minutes, and so on. ... 
Place frozen whole chicken in the instant pot on the trivet. ... 
Add salt and pepper, seasonings of choice.