I wonder whats the issues and i cant understand your English.
Here i tested modzzz mod named "School"

See all screenshot other module Notification is added automatically by just clicking --->updates tab<--- via admin settings of this mod :

See all screen it work well :

https://prnt.sc/iditbo
https://prnt.sc/idiu0r
https://prnt.sc/idiu8e
https://prnt.sc/idiuvj

Its okay if you add negative if the module if it isn't working however i was thinking this is intended see more and very personal attacks.

I already explain to you everything via Skype.

Very plain and simple as description says.

**Adding any new modules from other developers as well as easy as 123. Just click the update link and define the new module fields on the Email Notifications Configuration and you're done.
A user has the ability to turn off particular email notifications and can also accept email notifications from their friends, whenever a friend upload a new photo, etc...