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

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.

If you connect the display using the Thunderbolt 3 (USB-C)  cable (included), it provides up to 85W of charging power to your MacBook Pro or MacBook Air. The display has two Thunderbolt 3 (USB-C) ports, and you can use one to connect to another 4K display.

If you connect the display using a single USB-C  cable (included), it provides up to 85W of charging power to your MacBook or iPad Pro. The display has three USB-C ports and two Thunderbolt 3 (USB-C) ports that function as downstream USB-C ports (5Gbps) and offer additional connectivity and power to compatible devices and accessories.

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 Pro with a USB-C port.

The LG UltraFine 4K Display supports a resolution of 3840 x 2160 at 60Hz on these devices:

• iMac Pro 
  Learn how to connect multiple displays to your iMac Pro.
• iMac introduced in 2017 or later
• Mac mini introduced in 2018
  Learn how to connect multiple displays to your Mac mini (2018)
  
• MacBook Pro introduced in 2016 or later
• MacBook Air introduced in 2018
• MacBook introduced in 2015 or later
• iPad Pro with USB-C
• Mac computers with Thunderbolt 2 ports using the Thunderbolt 3 to Thunderbolt 2 adapter

Learn how to adjust your display’s resolution.

• 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.