On 20/12/2022 09:49, Timothy M Butterworth wrote:
Newer Intel graphics require closed source binary blobs. Try installing firmware-linux-nonfree.
In the previous thread somebody spotted an issue with fetching modes supported by the monitor. Examples of commands to debug such problem:
get-edid | parse-edid edid-decode /sys/class/drm/card0-HDMI-A-1/edid