Current File : //usr/share/help/C/gnome-help/display-night-light.page
<page xmlns="http://projectmallard.org/1.0/"
type="topic" style="task"
id="display-night-light">
<info>
<link type="guide" xref="prefs-display"/>
<revision pkgversion="40.1" date="2021-06-09" status="review"/>
<revision version="gnome:42" status="final" date="2022-02-27"/>
<credit type="author copyright">
<name>Michael Hill</name>
<email>mdhillca@gmail.com</email>
<years>2018</years>
</credit>
<include href="legal.xml" xmlns="http://www.w3.org/2001/XInclude"/>
<desc>Night Light changes the color of your displays according to the time
of day.</desc>
</info>
<title>Adjust the color temperature of your screen</title>
<p>A computer monitor emits blue light which contributes to sleeplessness and
eye strain after dark. <gui>Night Light</gui> changes the color of your
displays according to the time of day, making the color warmer in the
evening. To enable <gui>Night Light</gui>:</p>
<steps>
<item>
<p>Open the <gui xref="shell-introduction#activities">Activities</gui>
overview and start typing <gui>Displays</gui>.</p>
</item>
<item>
<p>Click <gui>Displays</gui> to open the panel.</p>
</item>
<item>
<p>Click <gui>Night Light</gui> to open the settings.</p>
</item>
<item>
<p>Ensure the <gui>Night Light</gui> switch is set to on.</p>
</item>
<item>
<p>Under <gui>Schedule</gui>, select <gui>Sunset to Sunrise</gui> to
make the screen color follow the sunset and sunrise times for your location.
Select <gui>Manual Schedule</gui> to set the <gui>Times</gui> to a custom schedule.</p>
</item>
<item>
<p>Use the slider to adjust the <gui>Color Temperature</gui> to be more
warm or less warm.</p>
</item>
</steps>
<note>
<p>The <link xref="shell-introduction">top bar</link> shows when
<gui>Night Light</gui> is active. It can be temporarily disabled from
the system menu.</p>
</note>
</page>
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