Set the Instant Pot to Sauté mode and heat olive oil.
Sauté the onion for 3-5 minutes until softened. Add garlic and sauté for 1 more minute.
Season chicken with thyme, paprika, salt, and pepper, then add to the Instant Pot on top of onions and garlic.
Pour in the chicken broth, then layer in the mixed vegetables.
Close the lid, set the valve to Sealing, and cook on Pressure Cook for 10 minutes.
Let the pressure release naturally for 10 minutes, then quick release the remaining pressure.
Stir everything together and serve hot.