Monitor size is measured by the distance from one corner of the screen's viewable area to the diagonally opposite corner. With CRTs, the number is generally about an inch greater than the actual area.

We can check and change Screen Resolution in Windows 11 in two quick and easy ways – via Settings or using PowerShell. We’ll explore this topic under the methods outlined below in this section.

Screen resolutions also have base names, such as HDTV and Ultra UHD for TVs and XGA and WQXGA for computer monitors ... QXGA means four times (quad) the resolution of XGA. Each of the following ...

You can also have two monitors show the same content if you're connecting your PC to a television or projector, which is useful for watching videos on a big screen, or presenting slideshows.