I've updated to the 6.1.0-1004-oem kernel to see if that helped, and it
did not.
Here's the grep:
grep . /sys/class/drm/*/modes
/sys/class/drm/card0-HDMI-A-3/modes:1920x1080
/sys/class/drm/card0-HDMI-A-3/modes:1920x1080
/sys/class/drm/card0-HDMI-A-3/modes:1920x1080
/sys/class/drm/card0-HDMI-A-3
Hi, thanks for the reply. My existing cable claimed to be 4K HDMI 2.0,
but in the interest of troubleshooting, I ordered and received a new
HDMI Cable:
"iBirdie 8K HDMI 2.1 Cable 6 Feet 8K60hz 4K120hz 4K144hz HDCP 2.3 2.2
eARC ARC 48Gbps Ultra High Speed"
This has not resolved the issue. I have
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