Why Does My PC Randomly Black Screen?

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Why does my computer randomly show a black screen?

Faulty Power Supply – The power supply is known to be the number one culprit for your monitor shutting down. … Video cable: The video cable, either an HDMI or VGA cable that connects the monitor to the computer, may be defective or damaged. This usually results in a black screen on touch or randomly.

How to fix random black screen?

Sometimes you may see a black screen because Windows 10 is losing contact with the screen. You can use the Windows keyboard shortcut + Ctrl + Shift + B to reset the graphics driver and refresh the monitor connection. thirteen

Why does my screen randomly go black in Windows 10?

Sometimes you may see a black screen because Windows 10 is losing contact with the screen. You can use the Windows keyboard shortcut + Ctrl + Shift + B to reset the graphics driver and refresh the monitor connection. thirteen

Why did my screen go black?

The main reason your monitor goes black for a few seconds is because there is a problem with the cables connecting it to your computer. …It may just be a problem with the ports on your monitor, and it might work if you plug the cable into a different port. 25

Why does my phone screen turn black randomly?

If your phone screen randomly turns black, it could indicate that something is wrong with your operating system. In this case, a factory reset is usually helpful. … This process is more involved than a hard reset, but can still be performed with moderate ease. nineteen

How to prevent my screen from going black in Windows 10?

Replies (5) 

  1. Right click on the Start menu and select Control Panel.
  2. In the Control Panel window, find and click Power Options.
  3. On the left, select “When you want to disable the display option” and then select “Turn off display” to “Never” and “Put the computer to sleep” to “Never” from the drop-down menu.

How to fix a computer that turns on but does not display an image?

8 Solutions The computer turns on but does not appear

  1. Check your monitor.
  2. Make sure your computer is fully restarted.
  3. Make sure the mains voltage switch is set correctly.
  4. Do a hard reset.
  5. Clear BIOS memory.
  6. Reinstall the memory modules.
  7. Learn more about LED lamps.
  8. Check Hardware.