So I’ve managed to resolve my issue.
I had to use my work windows laptop to upgrade my dell d6000 dock station (firmware).
Then on my M1 MacBook Pro I installed the latest version of display manager which is v1.6 beta
I can now use my external display in its native resolution
Quote:
Originally Posted by maestroC
Hi
I've just updated to MacOS Monerey 12.1 as well and my second screen's resolution is not scaling correctly. I can only scale up to 640 x 480  |