There are generally two types of subpixel defects: bright and dark subpixel defects. ![]() A subpixel defect is also seen as a dot defect. Illustration of a bright pixel on a black backgroundīright pixel defect: A subpixel remains permanently lit resulting in a white, or colored dot on a black background. Bright pixels can be white, red, blue, or green and can be identified on a black background. Illustration of a dark or dead pixel on a white backgroundĭark or dead pixel defect: A subpixel remains permanently unlit resulting in a black dot on a white background. Premium Panel Guarantee is premium within the industry because it is guaranteed during the term of the limited hardware warranty to have zero pixels stuck in the "on" position-a factor that results in a bright dot on the display.ĭead pixels can be identified on any background color except on a black background. Combination of bright and dark subpixel = 9 or more.Dell C-series monitors (24 to 34 inches).NOTE: Dell S2716DG and S2417DG monitors are not covered under the Premium Panel Guarantee. ![]() #Best free dead pixel tester program windowsĪlienware monitors (AW5520QF), excluding Alienware AW3423DW.Here is a list of 5 free dead pixel finder software for Windows 10.OLED panel monitors with Premium Panel Guarantee. You can use any of these software to check if your LCD/LED monitor has dead or defective pixels or not. A defective pixel is normally recognized as a dark dot or bright dot on the monitor. The best way to find if the screen is free from dead pixels or not is to cover the entire screen with a specific color. It can be red, blue, green, or any other way. These software help you choose a particular color and automatically fill the screen with that color. After this, you need to detect dead pixels. Unfortunately, these software can’t help you to detect dead pixels automatically. Using your sharp eyes, you can detect dead pixels.īefore entering the test mode using any of these software, make sure your computer screen is clean. Otherwise, you might fail to find dead pixels. Let’s start with the first dead pixel finder software available here. DeadPixĭeadPix, in my opinion, is the best software in this list. Apart from helping you to detect dead pixels on the screen, it can also fix or repair dead pixels. The software has a simple interface with two main options: Locator and Pixel Fixer. Using Locator option, you can select Red, Blue, Black, Green, or any random color to detect the dead pixels on the screen. If any dead pixel is found by you during the testing, you can use Pixel Fixer option to repair the dead pixel(s). You need to select the area where dead pixel is available and then it will help to repair the pixel automatically.Īlso, have a look at these free software to control the screen brightness. Dead Pixel Tester ( Homepage)ĭead Pixel Tester (DPT) has a tiny interface and a color palette. Use that color palette and choose your favorite color to begin the dead pixel testing mode. You can also enable ‘Auto color cycle’ option and select a preset time to automatically change the screen color. There is also an interesting feature in this software. You can set the color Pattern before starting the test. You can choose whether you want Solid, dark to light, light to dark, circles, or any other color pattern. #Best free dead pixel tester program softwareĭead Pixel Checker ( Homepage)ĭead Pixel Checker is probably the simplest software in this list. #Best free dead pixel tester program installĪs soon as you install and launch this software, it covers the desktop screen with red color and shows a message box. You can close that message and change the screen color to blue or green using right-click menu. To exit the test, you can press any key on the keyboard. ![]() #Best free dead pixel tester program portableĭead Pixel Buddyĭead Pixel Buddy is portable and has a self-explanatory interface. The left section of its interface lets you select the color to find dead pixels on your monitor. Mainly red, white, green, blue, and black colors are available to detect dead pixels.
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