How to swap an old HDmonitor with a new 4K monitor in a dual monitor setup and apply same settings (resolution etc) to both monitors?

[Guest Peter Samsøe Christensen]

Hi In a dual monitor setup, I have recently changed from having one 4k monitor and one regular HD monitor to having two 4k monitors. However, in my display settings, the new monitor shows as if it is the old HD monitor in terms of resolution, and I cannot change to a 4k resolution for the second monitor. It is as if it insist on remembering the old HD monitor and cannot detect and adapt to the new 4k monitor that has been plugged in replacing the old HD monitor. I use a ThinkPad docking station, where both my monitors are plugged in via HDMI cables, and the PC is connected via USB-C. Both my 4

 

More...