Hi, I have changed the max attachment from 6 to 100 in order to capture more attachment. It works well but sometime the setting would automatically changed back to 6 or 10. Anybody encountered the same issue? How to solve it?

Hi, I have changed the max attachment from 6 to 100 in order to capture more attachment. It works well but sometime the setting would automatically changed back to 6 or 10. Anybody encountered the same issue? How to solve it?