A dead pixel is a pixel on a display screen that fails to emit light. Dead pixels are usually a result of a manufacturing defect, although they can also be caused by physical damage to the screen. Depending on the severity of the issue, a dead pixel may be barely noticeable, or it may be very noticeable and distracting. Can dead pixels go away? Dead pixels usually cannot be repaired, and the only way to get rid of them is to replace the entire screen. What dead pixel means? A dead pixel is a pixel which is not functional anymore and shows a black dot on the screen. What causes dead pixel? A dead pixel is a pixel on a LCD screen that is not lit up. It can be caused by a number of things, such as a manufacturing defect, a problem with the LCD panel, or by damage to the screen. Is one dead pixel a big deal? It really depends on how sensitive you are to dead pixels. For some people, even one dead pixel is a big deal and they will notice it right away. For others, they may not even notice a dead pixel or two. It really varies from person to person.
Can dead pixels come back to life? It is possible for dead pixels to come back to life, but it is not common. Dead pixels are usually caused by a permanent damage to the LCD screen, and once they are dead, they cannot be repaired. However, in some cases, dead pixels can be fixed by massaging the screen or using a screen protector.