Troubleshoot and fix problems with an external monitor on Windows 11

[Windows Central]

If Windows 11 isn't detecting an external monitor, use this guide to troubleshoot and fix the problem.
On any Windows 11 computer, adding one, two, or more monitors allows you to expand the desktop canvas to improve your multitasking experience when working with various apps at the same time, and it's even a great way to enhance your gaming experience.

Full story from the WindowsCentral blog...