In case you are using same mail id inside the secure folder and outside the secure folder then you will able to see the notification in notification panel. If you use the different mail id inside secure folder then the content will hidden, not able to see notification of secure folder.
Hence, we have noted down this feedback any update in this regard will be conveyed to you through various means of communication. We highly appreciate your suggestion as it will assist us in becoming better at what we do.
Team Samsung Members