Samsung SM-C900F/DS User Manual page 80

Apps and features
Setting the schedule for the Always On Display feature
Launch the Settings app, tap Lock screen and security → Always On Display, and then tap
the Show always switch to deactivate it. Then, tap Set schedule and set the start time and
end time.
Controlling music playback when the screen is off
You can control music playback when the screen is off, without turning on the screen.
Launch the Settings app, tap Lock screen and security → Information and
1
FaceWidgets → FaceWidgets, and then tap the Music Controller switch to activate it.
2
To control music playback when the screen is off, double-tap the clock.
3
Tap the icons to control the playback.
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