1. ACCESS NOTIFICATION SETTINGS: Swipe down from the Notification bar, then select the Settings icon.
   
2. Select Notifications.
   
3. Select the desired app.
   
4. Edit notification settings as desired.
   
5. To allow notifications to appear on the lock screen, from the Notifications settings screen select the Settings icon.
   
6. Select On the lock screen.
   
7. Select the desired option.
   
8. To edit notification sounds, from the Settings screen select Sound.
   
9. Select Default notification ringtone. 
   
10. Select the desired option, then select OK.