how do i save the changes i have made to my text notifications on my blackberry classic?

i can't save the changes i make to text notifications. the default text notification won't change. how do i save the changes. where should i go on the blackberry classic to save my text notifications. i want to change and the SAVE my changes but don't see where to do this on blackberry classic i just purchased in may 2016.

There is no save button. When you change the settings and ringtone the Classic saves it right away. If you are not experiencing the right ringtone or settings after your change then you might be changing them in the wrong notifications profile.