To keep your dog's paws smelling fresh and clean, make sure you are changing the pads on a regular basis. You can use dog pads in the house to help keep your dog's paws feeling clean and smelling fresh. Also, you can clean their feet with wet wipes on a regular basis to prevent any bacterial infections. Another thing to do is to use dog paw sprays to reduce the smell until you find a solution to the root problem of smelly paws. Lastly, the best thing to do is to get a medical examinations and see which types of bacteria is developing in the paws of your dog.