Very weird problem that is making sharing my monitor between work and home very annoying. I have a desktop running Fedora KDE Plasma, connected to Dell U3223QE monitor via DisplayPort, and then my ...
Chances are, if a monitor sits on your desk, more than one device is plugged into it. Maybe your setup is a personal PC and a work laptop, or a computer plus a gaming console. Perhaps it’s all of the ...
My cheap-ish Samsung (cheap for a QHD) has an HDMI and a DisplayPort input. If I hook up a laptop to each input, both laptops think the screen is on- even the one who is not currently being displayed.