White Test Screen is a completely free, web-based tool designed to help you test your screen’s performance across multiple devices such as mobile phones, laptops, desktops, iPads, and iPhones. This easy-to-use tool displays a pure white screen to assist you in identifying dead spots, screen defects, and other visual issues. Whether you are a professional technician or a casual user, White Test Screen offers a seamless, customizable experience.

One of the key features is the ability to adjust pixel settings and check your display with different color backgrounds like black, red, green, and blue. You can also create custom colors using the built-in color picker for a personalized test.

For those who want to use a white screen as a background, White Test Screen allows you to download pure white screen wallpapers in various resolutions, ranging from 480px to 4320p HD, ensuring compatibility with any device. The tool is simple to use: just visit the website, click on the white screen, and you’ll instantly enter full-screen mode. To exit, simply hit the Esc key or click the exit icon.

Try White Test Screen today to ensure your device’s display is performing at its best, all for free!