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max resolution of external display

What determines the max resolution of an external display connected to a 2017 MacBook? I have successfully connected a display capable of 2560x1440 via a HDMI cable, but only get 1080p.

MacBook, macOS 10.15

Posted on Oct 22, 2019 10:16 AM

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Posted on Oct 22, 2019 2:41 PM

https://support.apple.com/en-us/HT204388

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max resolution of external display

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