CAC-2504 with MacBook Pro 2017 does not work with 4K 60Hz external monitor

5 replies

Hi all,

I am trying to connect my MacBook Pro 15" 2017 with this adapter my Samsung UR55 but the image is distorted and glitchy. I am using HDMI 2.0

Any solution?

Thank you!

Hi with a macOSX is always best to create a custom resolution - you can try Switch ResX 

use Simplified Settings at CVT-RB and Pixel Clock at 533.31Mhz

the problem is that the adapter does not seem to work..

I also reading about firmware updates for the adapters that the support sending to users but can not find any in information around can I contact with someone from support?

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