Hello, I connected the MBP 2017 13" to a 4K TV. Under both mirror and non-mirror modes, I saw lags as I dragged windows across the TV screen. Know what is wrong? I used an Apple's USB-C to Digital AV cable and an HDMI cable of about 10 years old.
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Lag in dragging windows in 4K TV driven by MBP 2017
- Thread starter hajime
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