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Amy SchroederSep 23, 2025
How to turn off OSD lock on LG Led monitor?
- DDavid AllenSep 23, 2025
If the OSD lock message is displayed on your LG Led monitor, go to Menu > General and set OSD Lock to Off.

How to turn off OSD lock on LG Led monitor?
If the OSD lock message is displayed on your LG Led monitor, go to Menu > General and set OSD Lock to Off.
What to do if LG 27MU58 Monitor screen display is unstable?
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.
What to do if my LG 27MU58 is unrecognized?
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.
Why is there no sound from my LG Monitor?
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.
What to do if there is no sound from LG 27MU58 Monitor headphone port or speaker?
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.
What does 'Unrecognized monitor, Plug&Play (VESA DDC) monitor found' mean on LG 27MU58 Monitor?
If you see an "Unrecognized monitor, Plug&Play (VESA DDC) monitor found" message on your LG Monitor, be sure to install the display driver from the display driver CD (or diskette) that comes with your display. Also, make sure to check if the video card supports Plug&Play function.
How to fix unstable and shaky screen display with shadow trails on LG 27MU58 Monitor?
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.
How to turn off OSD lock message on LG 27MU58 Monitor?
If the OSD lock message is being displayed on your LG Monitor, go to Menu > General and set OSD Lock to Off.
What to do if my LG Led monitor screen retains an image?
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.
How to fix a blank screen on my LG Led monitor?
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.
| 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 |