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Victoria FloresSep 23, 2025
How to turn off OSD lock message on LG Monitor?
- BbrandonjonesSep 23, 2025
If the OSD lock message is being displayed on your LG Monitor, go to Menu > General and set OSD Lock to Off.

How to turn off OSD lock message on LG Monitor?
If the OSD lock message is being displayed on your LG Monitor, go to Menu > General and set OSD Lock to Off.
How to fix no sound from LG 27UD59P Monitor headphone port?
If there is no sound from the headphone port or speaker of your LG monitor, you can 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.
Why is my LG Monitor screen shaky and unstable?
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.
What to do if my LG Monitor is unrecognized?
If you see an "Unrecognized monitor, Plug&Play (VESA DDC) monitor found" message with your LG monitor, be sure to install the display driver from the LG website: http://www.lg.com. Also, ensure that your video card supports the Plug&Play function.
How to fix an LG 27UD59P Monitor when nothing is displayed on the screen?
If nothing is displayed on your LG Monitor screen, start by checking if the power cord is properly connected to the power outlet and test the outlet with a lamp. Also, verify the power cable connection and press the power button. Ensure the correct input is enabled by going to Menu > Quick Settings > Input. If the monitor is in sleep mode, move the mouse or press a key. Confirm that your computer is turned on. Check the cable and reconnect it. If the signals from the PC are out of range, see the Product Specification section of this manual to set the appropriate frequency.
Why is the display color abnormal on my LG Monitor?
If the display color on your LG Monitor is abnormal, try setting the color to 24 bit (true color) or higher by navigating to Control Panel > Display > Settings > Color Quality in Windows. Also, ensure the signal cable is properly connected; reconnect it or reinsert the PC's graphics card. Note that in some cases, this might not be an error related to the monitor's performance.
How to turn off OSD lock on LG 27UD59P?
To turn off the OSD lock message on your LG monitor, go to Menu > General and set OSD Lock to Off.
How to fix 'Unrecognized monitor' message on LG 27UD59P?
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 LG website. Also, make sure to check if the video card supports Plug&Play function.
What to do if LG 27UD59P screen display is unstable and shaky?
If your LG Monitor's screen display is unstable or shaky, or if images leave shadow trails, and the selected resolution is HDMI 1080i 60/50 Hz (interlaced), change the resolution to 1080P or the recommended resolution.
Why is nothing displayed on my LG 27UD59P Monitor screen?
If nothing is displayed on your LG Monitor screen, there might be several reasons. First, ensure the power cord is correctly plugged into the outlet, and the power cable is properly connected; then, press the power button. Also, verify that 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. Check that your computer is turned on. If signals from your PC are out of the monitor's frequency range, consult the Product Specification section of the manual to set the appropriate frequency. Finally, ensure the signal cable between the PC and the monitor is securely connected.
| Screen Size | 27 inches |
|---|---|
| Resolution | 3840 x 2160 (4K UHD) |
| Panel Type | IPS |
| Refresh Rate | 60 Hz |
| Response Time | 5 ms |
| Contrast Ratio | 1000:1 |
| Aspect Ratio | 16:9 |
| VESA Mount | 100 x 100 mm |
| Viewing Angle | 178° (H) / 178° (V) |
| Color Gamut | sRGB 99% |
| Ports | 1 x DisplayPort |