Trim excess fat off the meat. Generously salt and pepper all sides of the meat.
Press the "Saute" button. Once hot, add oil then brown the meat on all sides. Transfer the meat to a clean plate, set it aside.
Cook garlic until fragrant. Add the wine then scrape down the sides and bottom to deglaze the pan. Cook the wine down for a minute or two. Then press the "cancel" button to stop cooking.
Add broth, balsamic vinegar, thyme, rosemary, and bay leaf. Place meat into the liquid. Close and lock the lid. Press the "pressure cook" button and adjust the cooking time to 45 minutes.
Once the cooking is complete, let the pressure naturally release for 10-15 minutes then manually release the pressure. Remove the meat.
To thicken the sauce, press the "saute" button. Mix corn starch and cold water to make a slurry. Once the liquid boils, whisk in the slurry until the liquid thickens. Press cancel to stop cooking. Add salt and pepper to the sauce to taste.
Serve beef on top of Whipped Sweet Potatoes(see notes) with some wine broth mixture spooned over top.