My baby is 4 months old and due to her starting with teething shall I start to give dal ka pani, mashed apple

A. You should start using a nipple shield for yourself when you feed the child otherwise the child is going to bite on your nipples second the food is not advisable before completing the six months teeth can come start after the age of three months but you cannot start giving food before completing the time of six months so please take to the protocol