My 9 months baby boy is not at all opening his mouth to eat from 1 week. What to do. Tried different food yet didn't work. His weight is 6.5 kg. His birth weight is 2.7kg. He is not gaining weight also

A. Add salt and spices into the food make it proper flavour and see if your child is going to accept that food because sometimes kids don’t like the food that your child which your child is going through loss of appetite