We have already seen 3+ ways to check for dead / stuck pixels on your LCD display. Here is another one ‘IsMyLcdOK’ – it is a portable utility to check for dead or stuck pixels on LCD. You can carry this utility in USB drive to perform instant LCD check. To get started, download and unzip this utility.
Double click to run this uitlity, press F2 to start screen stress test that show number of colors to help you identify dead pixels. Then you can toggle between different background colors by pressing number 0 to 9. You can switch to horizontal and vertical lines text by pressing h and v keys repectively. Download IsMyLcdOk [link] to check if your LCD is actually OK!