If you believe that every pixel on the LCD monitor does not behave as expected. IsMyLcdOK offers a series of simple tests for the hedging. The main menu provides access to multiple tests performed by the presentation of colors, Curves and lines, and should help to find paralyzed or dead pixels via a color Test.
Regardless of whether it is looking for defective pixels to a Windows desktop, tablet, Surface Pro / Go, or even a server operating system. It's a simple yet effective tool for quickly detecting pixel errors. The Defective Pixel Search Tool has been tested and successfully verified
on almost all Microsoft operating systems