Dust inside car into door

the problem I have seen in this car. Dust comes inside from the door. this is very irritating. this issue is not in another car Safety and comfortable is best in this car. mileage is not so good the problem I have seen in this car. Dust comes inside from the door. this is very irritating. this issue is not in another car Safety and comfortable are best in this car. mileage is not so good