LG 27MU58 User Manual (English)

Questions and Answers:

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hoodkimberlySep 6, 2025
Why is the color on my LG 27MU58 display abnormal?
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  Joseph WilcoxSep 6, 2025
  If the display color on your LG monitor is abnormal, try the following: - Set the color to 24 bit (true color) or higher by navigating to Control Panel > Display > Settings > Color Quality in Windows. - Check if the signal cable is connected properly. Reconnect the cable or reinsert the PC's graphics card. - Note that some color variations are not errors and are unrelated to the monitor's performance.
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nboyleAug 25, 2025
What to do if LG 27MU58 Monitor screen display is unstable?
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  Shelly EverettAug 25, 2025
  If the screen display on your LG Monitor is unstable, shaky, or images leave shadow trails, and the resolution is set to HDMI 1080i 60/50 Hz (interlaced), this could be the cause. Try changing the resolution to 1080P or the recommended resolution for your monitor.
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Paul BaileyAug 25, 2025
What to do if my LG 27MU58 is unrecognized?
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  Stephen EwingAug 26, 2025
  To resolve the "Unrecognized monitor, Plug&Play (VESA DDC) monitor found" message on your LG monitor, install the display driver from the LG website: http://www.lg.com. Also, ensure that your video card supports the Plug&Play function.
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James FrancoAug 27, 2025
Why is there no sound from my LG Monitor?
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  Ann VegaAug 27, 2025
  If you are experiencing no sound from the headphone port or speaker on your LG Monitor, first try increasing the volume using the monitor's buttons. Next, set the audio output of your PC to the monitor. On Microsoft Windows, go to Control Panel > Hardware and Sound > Sound and set the LG monitor as the default device.
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Justin RobertsonAug 27, 2025
What to do if there is no sound from LG 27MU58 Monitor headphone port or speaker?
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  Tasha FarmerAug 27, 2025
  If there is no sound from the headphone port or speaker of your LG Monitor, try the following: * Increase the volume using the button on the monitor. * Set the audio output of the PC to the monitor you are using. On Microsoft Windows, go to Control Panel > Hardware and Sound > Sound and set the monitor as the default device.
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Nancy SullivanAug 28, 2025
What to do if my LG 27MU58 Monitor screen is blank?
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  reneeparkAug 29, 2025
  If nothing is displayed on your LG monitor, try these steps: - Ensure the power cord is correctly plugged into the power outlet. - Check the power cable connection and press the power button. - Verify the connected input is enabled by going to Menu > Quick Settings > Input. - If the monitor is in sleep mode, move the mouse or press any key on the keyboard. Also, check if the computer is turned on. - If the signals from the PC are out of the monitor's frequency range, refer to the Product Specification section of this manual to set the appropriate frequency. - Check the cable and reconnect it.
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Christopher HolmesSep 12, 2025
How to fix unstable and shaky screen display with shadow trails on LG 27MU58 Monitor?
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  Taylor CopelandSep 12, 2025
  If your LG Monitor's screen display is unstable, shaky, or images leave shadow trails, it might be due to the resolution being set to HDMI 1080i 60/50 Hz (interlaced). Change the resolution to 1080P or the recommended resolution to resolve this issue.
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Carl BryantSep 8, 2025
Why is my LG 27MU58 Monitor screen shaky and unstable?
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  michael64Sep 8, 2025
  If your LG monitor screen display is unstable and shaky, or if images leave shadow trails, and the selected resolution is HDMI 1080i 60/50 Hz (interlaced), the screen may be flickering. Change the resolution to 1080P or the recommended resolution.
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zcarlsonSep 5, 2025
What to do if my LG Led monitor screen retains an image?
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  Noah RogersSep 5, 2025
  Displaying a still image for a prolonged time may cause damage to the screen of your LG Led monitor, resulting in the retention of the image. To extend the lifetime of the monitor, use a screensaver.
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mccoyrobertSep 2, 2025
How to fix a blank screen on my LG Led monitor?
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  john40Sep 3, 2025
  If nothing appears on your LG Led monitor, first, ensure the power cord is properly connected to the power outlet. Then, verify the power cable connection and press the power button. Make sure the correct input is enabled by going to Menu > Quick Settings > Input. If the monitor is in sleep mode, try moving the mouse or pressing any key on the keyboard. Also, confirm that your computer is turned on. If the issue persists and signals from your PC are out of range, refer to the Product Specification section of the manual to set the appropriate frequency. Finally, check and reconnect the signal cable between the PC and the monitor to make sure it is connected.

LG 27MU58 Specifications

General

Screen Size	27 inches
Resolution	3840 x 2160 (4K UHD)
Panel Type	IPS
Aspect Ratio	16:9
Brightness	300 cd/m²
Response Time	5ms (GTG)
Refresh Rate	60 Hz
Contrast Ratio	1000:1
Color Gamut	sRGB 99%
VESA Mount	100 x 100 mm
Connectivity	HDMI, DisplayPort
Viewing Angle	178°
Ports	1 x HDMI, 1 x DisplayPort