Metal containers such as stainless steel and non stick containers can be used in the Instant Pot too, as well as silicone accessories. Tin foil is a good choice when you need to cover an open container or bowl, and you can even use parchment paper to line dessert pans for easy cleanup.
Keeping this in view, is aluminum foil safe in pressure cooker?
Briefly speaking, it is acceptable to use an aluminum foil in a pressure cooker occasionally. There is no such issue while using an aluminum foil in a pressure cooker occasionally. It helps to cook your food perfectly.