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Why does my 2nd monitor keep going black?
The main reason that your monitor is going black for a few seconds is that there’s a problem with the cables connecting it to your computer. You’ll also want to check your plug socket and the plug of the monitor, as any damage to this could also be a source of your problem.
Why does my second monitor keep blinking on and off?
If your computer screen is flashing on and off, it could be an indication that the monitor is failing. Some computer settings, however, can cause the monitor to flicker or turn off. The screen may also flash on and off if the power or data cable connections are loose.
Why is my monitor flickering randomly?
Screen flickering in Windows 10 is usually caused by a display driver issue or incompatible app. To determine whether a display driver or app is causing the problem, check to see if Task Manager flickers.
How do I get my second screen to work?
Set the Primary and Secondary Monitor
- Right-click on your desktop and select “Display”.
- From the display, select the monitor you wish to be your main display.
- Check the box that says “Make this my main display.” The other monitor will automatically become the secondary display.
- When finished, click [Apply].
What to do if you have a problem with a second monitor?
If you’re still having trouble with the additional monitor, verify that it works by unplugging the primary screen and double-checking the above steps again. If it does, consider running it as the primary display until you determine the root problem. If it doesn’t, contact your retailer or manufacturer to discuss a return or replacement.
How long does it take for the second screen to go black?
I have 2 identical monitors on the Displayports, and the second screen randomly goes black between 1-30minutes for 0.5 – 3 seconds. I got a brand new windows 10 installation without any unnecessary programs.
Why does my second monitor keep going black?
But the second monitor keeps going black for a second. Also it makes like a noice like something disconnects or something. But the power is just fine, I swapped monitors and when I make the other one my second display, that is the one going randomly black.
Is there a problem with my dual screen?
Dual screen issue, 2nd screen turns black Dual screen issue, 2nd screen turns black