40U990A

LG

40U990A

8 positive 0 neutral 6 negative

Based on 14 Reddit mentions

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MSI glossy 5K miniLED MPG 271KRAW16: Monitor of my dreams?

I have seen no official confirmation, some news aggregator websites like that one mention it as a given with no source. Others mention DP2.1 DSC (like displayspecifications.com) which is meaningless - of course it supports DSC, it's part of the standard - and points towards not enough bandwith to dr

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Careful-Inflation-43 in r/Monitors

February 1, 2026 2:36 PM

2

My Take on the LG UltraFine 40" 5K2K Nano IPS Monitor (40U990A-W) – Steer Clear

Just do what I said: connect all your peripherals, mouse and keyboard to 40u990a. Then for your first computer that using hdmi, you connect both hdmi AND usb-c(the one at the lower -right side in the back, with a “out” label) to it; the second computer should just connect byThunderbolt(not the daisy

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VehicleWeekly in r/Monitors

November 16, 2025 1:58 PM

1

MacOS 26.1 does not display over Thunderbolt on LG Ultrawide displays. Partial Temp fix implemented.

My work Macbook Pro M2 Pro on macOS 26.3.1 refuses to detect/connect to my new LG 40U990A-W Thunderbolt 5 monitor no matter what I do. The display itself is on the newest firmware, the only quirk I've noticed is that I cannot go to DP 1.2 - only DP 2.1 or DP 1.4. I understand that the M2 Pro does no

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RayTheWildcat in r/MacOS

March 6, 2026 1:00 PM

1

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