hello dr my baby is 4 months old when can we start solids and from when can i introduce banana and egg

A. Hai good morning !! Until 6 months exclusive breast milk or formula milk is suggested,from 6 month onwards start semi solid foods once or twice a day rest of the day milk. Mashed banana,papaya puriee,steamed and mashed apple,carrot,potato,cerelac ,porridges are suggested from 6 months onwards after checking suitability of every new food item. Egg,cow milk,buffalo milk,packet milk,salt,oil,meat are suggested after one year due to digestion issues.