Samsung Galaxy Note5 User Manual page 358

2. Tap Messages to configure settings:
Enhanced messaging: Enable enhanced messaging with other compatible phone users.
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See Use Enhanced Messaging.
Notifications: When turned on, notifications for new messages display in the status bar.
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Tap ON/OFF to turn the setting on, and then configure options:
Notification sound: Choose a sound to play for new message notifications.
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Vibrations: Choose whether vibration plays along with the sound for new message
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notifications.
Pop-up display: Choose whether a new message pops up on the display to notify you.
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Settings 348