my baby is turning 6 next week. now she feeds breastmilk and formula milk. can we start stage 2 formula milk now, or can we continue stage 1 formula for one more month

A. hello wait till the baby complete 6 months and then you should start your child with infant formula milk stage 2 like Nan Pro stage 2 or similac stage 2 using a bpa free attractive sippers like Babyhug which would be helpful and also safe for the growth of your child also