Season beef with salt and pepper. Put oil in the cooking pot and select browning. When oil begins to sizzle, brown meat in batches all the meat is browned. Remove to a plate as they're browned.
Add soy sauce, garlic, 1 cup of broth, brown sugar, and ginger. Stir to combine. Add carrots, bell pepper, browned beef and all those good juices on the plate.
Pressure on high for 12 minutes. When done, quick release the pressure and add the broccoli, stirring it in so it’s submerged while adding the slurry below for thickness.
Combine the cornstarch and 3 tablespoons water, whisking until smooth. Add cornstarch mixture to the sauce in the pot stirring constantly. Select Simmer and bring to a boil, stirring constantly until sauce thickens to your liking. Serve with the green onion and red pepper flakes sprinkled on top.