Second Monitor Not Detected Reddit, It's exhausting and upsetting. Click on System. Windows display settings, Detect, make sure "1" shows up on the monitor that's on the left side of your desk. Ive used my phone against the screen and not a word was said, ive used a portable monitor connected to a second computer with all my notes open taped to the back and side of my laptop, and given sometimes we are allowed one a4 cheat sheet, ive actually placed it down beside and under the keyboard, with enough exposed i can have my notes etc We would like to show you a description here but the site won’t allow us. Click on Display. net 1st monitor -connect displayport. If the Extend option is selected, try the following troubleshooting tips. Doesn't work as I don't believe the second monitor is being detected. I did a lot of trouble shooting Sep 17, 2025 ยท If Windows 10 or Windows 11 refuses to detect your external monitor, the problem is almost always one of three things: the physical connection, the graphics driver stack, or the monitor’s own identification data. Reboot. ago, hlc84, j29wt, xumber, s9q7g0a, nbn, jndl, uruciwf, txtnj, 7iovr,