LG 27GN95B-B 27" 16:9 144 Hz IPS 4K Gaming Monitor (Black & Red) User Manual
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3840 x 2160 resolution is not available. (144 Hz)
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Is it connected to the correct input?
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If it is connected with HDMI input, set it to DisplayPort input.
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Go to [Settings] > [General] > [DisplayPort Version] and set the option to [1.4(DSC)].
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Check if the graphic card supports the DSC (Display Stream Compression).
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Check if the graphics card driver has been updated to the latest version.
Some features are disabled.
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Are some functions not available when you press the Menu button?
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The OSD is locked. Disable [OSD Lock] in [General].
Do you see an "Unrecognized monitor,
monitor found" message?
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Have you installed the display driver?
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Be sure to install the display driver from our web site:
.
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Make sure to check if the graphics card supports
function.