My Acer x263w displays "No Signal" right in the middle of the screen, unmoving too, when my Win 7 x64 PC is asleep. It is connected to an ATI 5450 chipset video card via HDMI. I have 2 other monitors ...

Get your display working again. This guide shows you how to fix the 5 most common HDMI input problems, from simple resets to more advanced solutions.

If on your PC, Windows 11/10 is not detecting HDMI or 4K TV, you can try our recommended solutions below in no particular order and see if that helps to resolve the issue on your device. You can ...

PC that previously worked fine with 1080ti, upgraded to new 3080ti will not POST if i connect it to my LG OLED TV via HDMI. If I connect to a random Dell pc monitor via the exact same HDMI cord and ...