Blue Light Filter - Samsung Galaxy M30 User Manual

Settings
• I con frames: Set whether to display shaded backgrounds to make icons stand out.
• S tatus bar: Customise the settings for displaying notifications or indicators on the status
bar.
• N avigation bar: Change the navigation bar settings. Refer to
buttons) for more information.
• S creen timeout: Set the length of time the device waits before turning off the display's
backlight.
• S creensaver: Set the device to launch a screensaver when the device is charging. Refer to
Screensaver for more information.
• D ouble tap to wake up: Set the device to turn on the screen by double-tapping
anywhere on the screen while the screen is turned off.
This feature may not be available depending on the region or service provider.

Blue light filter

Reduce eye strain by limiting the amount of blue light emitted by the screen.
While you are watching HDR videos from HDR-exclusive video services, the blue light
filter may not be applied.
On the Settings screen, tap Display → Blue light filter, and then tap the Turn on now
1
switch to activate it.
2
Drag the adjustment bar to adjust the filter's opacity.
3
To set the schedule to apply the blue light filter to the screen, tap the Turn on as
scheduled switch to activate it and select an option.
• S unset to sunrise: Set the device to apply the blue light filter at night and turn it off in
the morning based on your current location.
• C ustom schedule: Set a specific time to apply the blue light filter.
Navigation bar (soft
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