Linux Mastering Development Ubuntu

Kubuntu 20.04, resolution on second monitor/screen

I just installed Kubuntu 20.04 onto a laptop that had Linux Mint 19.3 on it. With Mint, the second screen (connected via HDMI) could do a resolution of 2560 * 1080, but in Kubuntu the display manager in the system settings maxes our at a resolution of 1920*1080. How can I get the same resolution […]