While laptops are built to project their own displays, you can transform a spare Windows laptop into an extended screen for your main desktop. Whether you want to expand your screen real estate, or ...
I have a Dell U2720Q monitor that accepts HDMI 2.0, DisplayPort 1.4 and USB-C. I use USB-C because the monitor acts as a hub for a range of peripherals (keyboard, mouse, webcam, speakers, etc.etc) and ...
If you want a 'passable' gaming system that can handle virtually any current game at reasonable settings (not the highest), you can stick with the current laptop and run your main display via HDMI 2.1 ...