Is there a good reason as to why you DON'T have Manage Notification Categories For Each App turned on be default? For users who actually pay attention to their notifications and may be tired of receiving so many, it only makes sense that since nearly all apps can send multiple types of notifications, that users be able to adjust which notifications they get from each app. Make your UI/UX better. There is a of questionable logic decision-making occuring on your side of the devices.
