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There will be a line on the computer screen, how to do it.

  

The computer screen will have a line, how to do it.



First judge whether it is a signal problem or a display
problem. 1, the display
to the other computer host to see if there is no white line, then the display is no problem. You can try to update the graphics card
driver on the host and try replacing the data cable on the display. 2, if it is still the same on other computer hosts, it proves that the display of the monitor is broken, you need to replace the display to solve this problem.





Monitor quality problems, if you can return a new one during the warranty period, if you exceed the warranty period, you can only change one or buy a new one. I have encountered it before, but there is no new one.





Turning the computer to test your monitor






It may be The LCD screen of the monitor is broken. Try to change the monitor to another computer.





Generally speaking, there are two possibilities. One is that there is a problem with the output of the display card; the other is that the display is broken.



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