Good Morning To The Resceptive Dr.. I Would Like To

Good morning to the resceptive Dr.. i would like to ask regarding for my 4 months old baby is now taking bebalac milk powder. She start to take only after +2 months, but sometimes she get tummy upset and she cries very hard. As i thought sometime it could be the wind.. Dear Dr, kindly advice on this milk powder. Do i need to change the milk powder or ?

Thank you.
Mrs Flora Nanda