Use the 23.7-inch LG UltraFine 4K Display with your Mac or iPad

Learn about the 23.7-inch LG UltraFine 4K Display and how to use it with your Mac or iPad.

About the LG UltraFine 4K Display

The 23.7-inch LG UltraFine 4K Display features a 3840 x 2160 resolution, a P3 wide color gamut, 500 nits of brightness, and built-in stereo speakers. Integration with macOS lets you control your display's volume and brightness without the need for physical buttons on the display.

You can use the included Thunderbolt 3 (USB-C) cable or USB-C cable to connect your Mac or iPad. The display has two Thunderbolt 3 (USB-C) ports which deliver up to 94W of charging power to your Mac laptop or iPad and three USB-C ports that function as downstream USB-C ports (5Gbps) to connect other devices and accessories.

System requirements and compatible Mac and iPad models

The LG UltraFine 4K Display requires a Mac with a USB-C port or Thunderbolt 3 (USB-C) port running macOS Mojave 10.14.5 or later, or an iPad with a USB-C port.

3840 x 2160 at 60Hz

You can use the LG UltraFine 4K Display at a resolution of 3840 x 2160 at 60Hz on these devices:

• Mac Studio introduced in 2022 or later

• iMac Pro introduced in 2017

• iMac introduced in 2017 or later

• Mac Pro introduced in 2019 or later

• Mac mini introduced in 2018 or later

• MacBook Pro introduced in 2016 or later

• MacBook Air introduced in 2018 or later

• MacBook introduced in 2015 or later

• iPad Pro with USB-C

• iPad Air (5th generation)

• Mac computers with Thunderbolt 2 ports using the Thunderbolt 3 to Thunderbolt 2 adapter

Learn how to adjust your display’s resolution.

3840 x 2160 at 30Hz

You can use the LG UltraFine 4K Display at a resolution of 3840 x 2160 at 30Hz with these iPad models:

• iPad mini (6th generation)

• iPad Air (4th generation)

If you have issues connecting the display

• Get help with video issues if you still don't see an image when using the correct cable.

• If the LG UltraFine 4K Display doesn't power on or you don't see an image after following the steps in the article above, contact LG to get service for your display.

• You can download the LG UltraFine 4K Display owner's manual on the LG support page.