Mac connection to HDR monitor shows display issues

Power Saving: Depends on whether both the interface and the cable support HDMI 2.1 (not every port on every Mac and not every HDMI cable supports it)

Review “Screen” Management: Mac External Monitor Color Overflow, Text Blur, HDR Anomalies? We Found the Root Cause_bilibili

My MacBook M4 HDMI direct connection 4K120 HDR color has no issues.

It depends on whether the interface supports HDMI 2.1.

Yes, actually, this type of extended wire is very expensive.