4 months old baby

Question: 4 months completed today, and he's half the way to roll over but not fully rolled from back to tummy, I'm giving massage and also giving tummy time. what else can I do to help my baby to roll over?

3 Answers
Question
Answer: Give him time, he will roll over in few days. Try to keep his favorite toy on the side so that he turns to take it. Also continue on the tummy time.
Answer: abhi baby chhota ha 5month k end tak roll hone lagenge dnt panic
Answer: Give baby it's own time to develop he will at proper time