How to adjust brightness on LG UltraFine 24MD4KLB-B Monitor if ALS is not working?
If the brightness cannot be adjusted and the Ambient Light Sensor (ALS) is not working on your LG Monitor, note that some Mac OS versions may not support the display ALS. The ambient light sensor operates in accordance with Mac OS. You can also manually adjust the monitor brightness using the menu or hot key of a host.
How to fix unstable and shaky screen display on my LG UltraFine 24MD4KLB-B Monitor?
To resolve an unstable or shaky screen display, or if images on your LG monitor leave shadow trails, try setting your monitor to the recommended (optimal) resolution. Additionally, update your Mac OS or driver to the latest version.
Why is the display color abnormal on my LG Monitor?
If the display color on your LG Monitor is abnormal, check whether the signal cable is properly connected. Try reconnecting the cable or reinserting the PC's graphics card.
How to prevent image retention on my LG UltraFine 24MD4KLB-B Monitor?
Displaying a still image for a prolonged time may cause damage to the screen, resulting in the retention of the image. To extend the lifetime of your LG monitor, use a screensaver.
General| Screen Size | 23.7 inches |
|---|---|
| Resolution | 3840 x 2160 (4K UHD) |
| Panel Type | IPS |
| Brightness | 500 cd/m² |
| Refresh Rate | 60 Hz |
| Aspect Ratio | 16:9 |
| HDCP Support | Yes |
| Built-in Speakers | Yes |
| VESA Mount | 100 x 100 mm |
| Power Delivery | Up to 85W |
| Contrast Ratio | 1200:1 (typical) |
| Color Gamut | DCI-P3 99% |
| Connectivity | Thunderbolt 3 (USB-C) |
| Response Time | 14 ms |
| Viewing Angle | 178° |
| Adjustability | Tilt |
| Dimensions (W x H x D) | 21.2 x 14.1 x 8.3 inches |
Safety guidelines for AC adapter and electrical power usage.
Safety guidelines for product installation.
Safety guidelines for moving the monitor.
Safety guidelines for using and cleaning the monitor.
Description of the front view of the monitor.
Description of the back view of the monitor.
How to connect the monitor to a computer host via Thunderbolt.
How to connect the monitor via USB-C.
Troubleshooting steps for a blank screen.
Troubleshooting for image retention issues.
Resolving display instability and ghosting.
Troubleshooting for abnormal display colors.
Explanation for pixel spots on the screen.
Troubleshooting ALS and brightness adjustment issues.
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