Combine 1 tsp salt, 1/2 tsp pepper, and 1/4 cup flour and coat beef with mixture.

Saute beef in oil until browned (no need to cook all the way through) once browned set aside.

In pan that browned meat cook celery, onion, tomato paste, garlic.

Turn off saute setting, add 3 1/2 cups beef broth or water and 2 tsp Worcestershire sauce

Add browned meat back into instant pot, along with carrots and potatoes and bay leaves. combine well

Close lid, close vent, set to pressure cook on high for 35 minutes then let naturally release for 10 minutes then quick release

Remove lid and set to saute

Make corn starch slurry out of 1.5 Tbsp corn starch and 1.5 Tbsp cold water combine well then add into simmering beef stew

Stir well to thicken, turn off heat and serve