hello doctor my baby is 7months old in 7months teeth will come or not and she is getting motion

A. teeth might come up with late. teething problems start at 4 months age and can be painful . Swollen gums , drooling of saliva , cranky irritable baby are signs of it . Give a teether to baby wooden or silicon clean regularly , massage baby gums . Give vitamin d 3 1 ml daily till age of 1 year .