Samsung Galaxy S7 User Manual page 263

2. Tap Sounds and vibration
3. Tap Do not disturb to enable the feature.
Scheduling
This option allows you to turn Do not disturb mode on or off automatically at scheduled times.
Note: Scheduling is not available if Do not disturb mode has been turned on manually.
1. From home, tap Apps
2. Tap Sounds and vibration
Settings Device Settings
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> Settings .
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