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MacBook Pro M1 lags with external 4k display

Hi!

I am trying to use my LG 31MU97 display over hdmi. It's very slow. Cursor is lagging. I have no control on refresh rate. Any ideas?

MacBook Pro 16″, macOS 12.6

Posted on Dec 3, 2022 11:47 PM

Top-ranking reply

TheLittles

Level 10

195,274 points

Posted on Dec 5, 2022 9:38 PM

"MacBook Pro M1 lags with external 4k display: Hi! I am trying to use my LG 31MU97 display over hdmi. It's very slow. Cursor is lagging. I have no control on refresh rate. Any ideas? [...]OK, that was my fault. I had to connect it to display port."

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Thanks for providing the solution --it will help any for certain.

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MacBook Pro M1 lags with external 4k display

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