Dead Pixel Tester

When you are playing games or watching movies you notice that your screens may have black dots it's called a dead pixel. The most common reason for a dead pixel is caused by a break in the electrical connection to the backlighting. You see also other colors like white, green, and red. These colors make it easier to see dead pixels. after seeing your screen you can fix the help of dead pixel tools, it's totally free and easy to access. It is not required to be installed, only you can go to the Dead Pixel Tester site and check it.