Samsung SM-X218U User Manual page 115

Usage notices
You can see the touch screen clearly even in strong outdoor sunlight by
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automatically adjusting the contrast range based on the surrounding environment.
Because of the nature of the product, displaying fixed graphics for extended periods
may result in afterimages (screen burn-in) or ghosting.
‒ It is recommended not to use fixed graphics on part or all of the touch screen for
extended periods and turn off the touch screen when not using the device.
‒ You can set the touch screen to turn off automatically when you are not using it.
Open Settings, tap Display → Screen timeout, and then select the length of time
you want the device to wait before turning off the touch screen.
‒ To set the touch screen to automatically adjust its brightness based on the
surrounding environment, open Settings, tap Display, and then tap the Adaptive
brightness switch to turn it on.
The bandwidths supported by the device may vary depending on the region or carrier
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(SM-X218U).
Availability of 5G networks may vary depending on the model, country, network
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provider, and user environment (SM-X218U).
Your device contains magnets. Keep it away from credit cards, implanted medical
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devices, and other devices that may be affected by magnets. In the case of medical
devices, keep your device more than 15 cm apart. Stop using your device if you
suspect any interference with your medical device and consult your physician or your
medical device manufacturer.
Instructional icons
Warning: situations that could cause injury to yourself or others
Caution: situations that could cause damage to your device or other equipment
Notice: notes, usage tips, or additional information
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