Status And Notifications - Samsung GALAXY S9 Quick Start Manual

STATUS & NOTIFICATIONS
At the top of the screen, icons on the left notify you about new
messages or events. If you don't know what an icon means,
swipe the status bar down for details. Tip: getting too many
notifications? Touch and hold a notification to see which app
is sending them to you. Then you can turn them off.
Icons at the top right of the screen tell you about phone status:
Swipe down to see your
notifications.
Tap to clear your
notifications.
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