in the beginning child and mother will be crying. relax. once you have decided to change to bottle feeds, continue to try and you will succeed. You change to semisolids, baby will be not hungry. mother can go out and some one else to take care of child, may be father r grand mother. you can try baby feeder to feed the child.

Bottle feeding is not necessary also not recommended due to risk of infections. Try wati spoon feeding which is best. Give home cooked weaning foods

It is a slow process, it will take time. He is used to the mothers nipples and bottle nipples are different so it will be s bit different and can cause nipple confusion. Thus babies tries to avoid or spit it out. Please wait. Continue to do small amounts as much as possible. Like around 30 ml once and c.. slowly only it will improve