Samsung SM-T290 User Manual page 86

Settings
Activating wind down mode
You can activate wind down mode to reduce eye strain before sleeping and prevent your
sleep from being disturbed.
1
On the Settings screen, tap Digital wellbeing → Wind down and tap the Turn on now
switch to activate it.
2
Turn on the switch to activate the feature you want.
• Greyscale: Displays colors on the screen as grey tones.
• Do not disturb: Set the device to mute notification sounds and media, except for
allowed exceptions.
3
To set the schedule to activate wind down mode, tap the Turn on as scheduled switch to
activate it, tap Set schedule, and then set the time.
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