Set Instant Pot to saute and add olive oil. Rub seasoned salt and roasted garlic and herbs on pork roast on both sides. When hot add pork roast and sear on both sides, turn Instant Pot off.
Take roast out and cut into 3 pcs.
Pour 1 c of your broth into your pressure cooker and use a wooden spoon to loosen the pcs of cooked on meat off of the bottom of your pot (called deglazing your pot so the burn notification doesn't come on later).
Put pork roast pcs back into your pot with diced onions and last cup of broth.
Close lid and steam valve. Set pot to pressure high for 60 minutes.
Allow steam to naturally release.
Open lid. Shred pork with forks, remove fat pieces and discard those. Put shredded pork into a bowl.
Discard remaining liquid left in pressure cooker and put meat back into your pot.
Mix all remaining ingredients above together with a whisk until cornstarch is dissolved.
Put pressure cooker on saute, low, and add sauce mixture.
Put shredded pork in your bowl into your pot and mix with sauce.
Allow to bubble just slightly so sauce thickens a bit and pork is thoroughly coated with sweet sauce.
Serve on top of rice or in slider buns, top with green onions and sesame seeds if desired.