Apple M1 - LG 4k monitor, not showing 2560 x 1440 resolution?

[jzzz]

Originally Posted by jzzz

Update:

I was able to use the LG monitor with 1280x720. No signal at all if I choose the other three options (3840x2160, 1920x1080, nor 1600x900). I am using a M1 Macbook Air with OS 11.1, targus dock310, lg32uk50t, connection hdmi to hdmi.

Any ideas on how to make it display better?

Thanks!

Last update:
Problem solved: find a different HDMI cable. Apparently they have different capabilities albeit the same look.