Screen (v4.2)
The screen is too dark.
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The [Automatic brightness] setting reduced the brightness according to the ambient brightness. Manually adjust the screen brightness.
1.
From the home screen, tap → [Settings] → [Display] → [Brightness].
2.
Turn off the [Automatic brightness] checkbox.
3.
Adjust the slider and then tap [OK].
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The [Minimum limit brightness] setting was turned on. Turn the setting off.
1.
From the home screen, tap → [Settings] → [Display] → [Brightness].
2.
Turn off the [Minimum limit brightness] checkbox and then tap [OK].
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The [Minimum limit brightness] setting was enabled when customized silent mode was turned on. Disable the setting.
1.
From the home screen, tap → [Settings] → [Sound] → [Silent mode].
2.
Tap next to [Customized silent].
3.
Turn off the [Minimum limit brightness] checkbox and then tap [OK].
There are red, green, or blue dots on the screen, or there is unevenness in screen colors or brightness.
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The following are not malfunctions.
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Although advanced high-precision technologies are used in the production of color LCD screens, a very small number of the screen pixels may be dark or remain constantly lit.
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Due to the natural characteristics of LCD screens, you may notice unevenness in colors and brightness depending on your angle of view. Hues may also vary by product.