You aren't suppose to clean it ears and if you want to clean its ears go to the vet
What Do I Use To Clean My English Bulldogs Ears?
If you want to clean their ears yourself then get advice from a vet first. I did and now I clean them once a week
It is very easy to clean the Ears of an English Bulldog. You can use a cloth soaked in warm water and remove any debris and dirt. A cotton Q-tip can also be used but only at the edge of the ear canal. For odor problem take him to the vet it might be serious.