Need to wait. Everything is normal. It's not a red flag sign

No need to worry. Wait for some time. A single milestone is not important. We have to check all milestones

Wait for 2 more weeks

Baby starts to roll over from 4 to 7 month of age. 1. Child gets head at centre at 3 months of age. 2. The child follows the toy 3. Take the toy towards the left shoulder of the child. 4. Slowly take the toy above the head so as the child follows it. 5. Child should lift the left hip from the ground to rotate (can help the child here) 6. As the child lifts the hip, he will rotate it get from back to tummy. This may take time but a parent can help by helping move the left leg above and over the right leg. Following are ways to help your child to roll over.

Hello,good morning No need to worry. There are certain things called red flags in development Not attained roll over at 4 months is not a red flag. You can wait. His weight is perfect!