3440X1440 Screen Resolution is available?

For Vim4 and Ubuntu 22.04, My monitor is support 3440x1440,

I try to add xrandr to add this resolution but cant success. Now I use 2560X1440.

Anybody use 3440X1440 or much more higher resolution from 2560x1440?

Hello @tikey

Please provide the kernel log and edid information to us.

$ edid-decode < /sys/class/drm/card0-HDMI-A-1/edid > edid.txt
$ dmesg > kernel.txt

Please provide edid.txt and kernel.txt to us.

Here it is.



I sent the texts.
any idea?