my baby is 7 months old. His weight is 5.9kg. his weight is not increasing compared with the previous month. what can I do to increase the weight

A. Hello mom babies who are full term tend to almost double their birth weight by the age of 4 to 6 months and then triple by the age of 1 year.give him weaning foods along with your feed and let it be semi solid and mashed foods to some soft consistency foods