Toss the beef with salt and pepper. Heat 1 tablespoon of vegetable oil in Instant Pot on Saute setting until shimmering. Add the beef and sear until brown on the bottom (about 7-10 minutes).
Move beef from Instant Pot using tongs to a large bowl.
Cut the vegetables.
Add onion and garlic to the cooker and stir (3-4 minutes)
Add 1/2 cup broth and 2 Tablespoon Curry Powder
Add vegetables and seared beef
Cook on high for 25 minutes
Natural release for 10 minutes
Whisk 1 tablespoon cornstarch and 1 tablespoon water into slurry
Open the lid, turn on saute, add the cornstarch slurry and stir for 1-2 minutes to thicken.