In most cases, monitor issues are caused by a poor connection between the monitor and PC. To see if that’s the problem for you, you should check your video cable and video ports. … 2) Unplug the video cable that connects your monitor to your computer. 3) Check the port . . . Read more

The combination you should try out is Windows key + Ctrl + Shift + B. It’ll automatically restart the graphics driver and the screen should turn on from the Sleep mode.

HDMI, VGA, DVI, and other video display controllers transfer video and/or audio signals. If these signals can’t make their way to the monitor, your screen will go black. That may be because you’re using a splitter, a cable that’s too thin or long, or simply a cheap one.

Make sure you have updated your browser, Adobe Flash and windows to latest versions. Also check that your graphics software (NVIDIA, Intel, etc.) is up to date. If that’s all good, try different screen resolutions as well as 30 and 60 frames per second.

This means you have to manually turn on your monitor when Deep Sleep is enabled. You can do that or just disable Deep Sleep on the monitor. To do this, turn on the On-Screen Display on your monitor, select “Others -> Monitor Deep Sleep,” then disable it there.

It is in the screen saver settings. Windows sets it to default 1 min. These settings are not readily shown on the new Windows 10 interface. So just hit the windows key and type "screen saver" and then select the ‘Turn screen saver on or off’ and change the timer . . . Read more

If the cable is damaged or malfunctioning, Windows won’t detect the second monitor. … Check whether the second monitor is connected to a power source. Some monitors have a switch at the back to power on the display. Make sure the correct input (HDMI, DVI, etc) is selected using the . . . Read more

When the desktop or laptop does not detect the second external monitor, it could be a problem with the software, but it might also be an issue with the physical connection. … Confirm the monitor is connected to a power source. Confirm the monitor is turned on. Turn off then . . . Read more

Restart everything: Shut down Windows and all your monitors. Then, turn everything on and boot up again. This can often fix your issue. If necessary, roll back driver updates: If your display driver recently updated, it could be causing the issue.

In most cases, monitor issues are caused by a poor connection between the monitor and PC. To see if that’s the problem for you, you should check your video cable and video ports. … 2) Unplug the video cable that connects your monitor to your computer. 3) Check the port . . . Read more