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Pick a color to go full screen and follow the instructions. If you're browsing from a smartphone or a tablet, please run one of our dead pixel test videos instead. Run a dead pixel test on DeadPixelTest.org, the simplest way to check your screen for dead pixels.
By following these steps, you will have a clear view of the screen, and the dead pixel test results will be as accurate as possible. Running the Dead Pixel Test. There are several ways to test your screen for dead pixels, including online dead pixel testing tools, video dead pixel tests, and manual dead pixel tests.
This page lets you run a dead pixel test. Try different colors and check if you have dead pixels on your screen.
This video is specifically designed to test screens with a 16/9 aspect ratio (Full HD, 4K, QHD...) for dead pixels. While this video dead pixel test is also compatible with computer screens, we recommend that desktop and laptop users navigate to our in-web dead pixel test app for the best experience. Our in-web app offers a more comprehensive ...
We have crafted dead pixel test videos that match your screen resolution so that you can also run a dead pixel test on your phone. If you're browsing DeadPixelTest.org from a mobile device, you might find that our dead pixel test online application does not display into full screen properly.
Did you just run our dead pixel test and found out there was one or several odd spots on your screen? We might have the right tool for you. Our brand-new Dead Pixel Fixer app will try to repair your dead pixels, bad pixels and stuck pixels.
In a dead pixel test, you display a series of solid-color screens such as red, green, blue, and white, and observe if there are any pixels that are not functioning correctly. If a pixel appears black or white in all color screens, it is a dead pixel.
Once you close these instructions, your browser will go full screen. Place the flashing square on the dead pixel you wand to fix and leave it to rest for at least 1 hour.
If you suspect you have a stuck pixel and wish to test your screen, you can use DeadPixelTest.org stuck pixel test to assist in identifying the problem. Running a dead pixel test on DeadPixelTest.org, the simplest way to check your screen for dead pixels.
Did you recently perform a dead pixel test on your screen? We'd love to hear how it went! By sharing your results, you can help us gather data on which screens are the most reliable and which ones may have more issues with dead pixels.
