Hello everyone! My daughter is already 1.5 months old, but we can't get…

Hello everyone! My daughter is already 1.5 months old, but we can't get her latching properly. Flat nipples (I feed with silicone inserts) and terrible cracks and wounds on the nipples that didn't heal (until I stopped breastfeeding, hand expressing and giving milk) and had to supplement with formula, but as soon as I started feeding again, there were cracks and bleeding every feeding. ?? Plus, there was a lactostasis in one breast. I still express to clear the blockages in the ducts because my baby doesn't want to suckle this breast. This breast is hard compared to the other. Doctors say that the baby should suck all the blockages out (there's no engorgement