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How to Dead Pixel Test?


First, make sure your screen is clean.



on computer,

Press F11 to put the scanner in full screen mode; Examine the color on the screen by moving the colors with the down arrow button.



on touch devices,

Put the screen in full screen mode and slide it "down"



Note: No "dead pixel test" can automatically show you the dead pixel dot, so you should do this test carefully by looking at the screen.



Sample dead pixel images


dead pixel dead pixel dead pixel dead pixel dead pixel

If you're ready...


Begin to look carefully at the screen in any subsequent color.


What you are looking for on the screen is a different tone in the form of dots.




Dead Pixel Test is Over.


Press F11 to exit full screen.



For example, when examining the blue color, did you see a pixel with a different shade of dots?



Sample dead pixel images


dead pixel dead pixel dead pixel dead pixel dead pixel

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