Screen Dead Pixel Detector

Detect dead pixels, stuck pixels, and color uniformity issues on your screen through full-screen color tests and pixel-level inspection.

Test Mode

Select the type of test to perform

Fullscreen Mode

Run tests in fullscreen mode for better detection

Control

Test Instructions

Follow these steps to detect screen issues

1

Click 'Start Test' to begin detection

2

Look for any pixels that don't match the background color

3

Use arrow keys or click to navigate between colors

4

Mark any problematic pixels you find

5

Complete all color tests for comprehensive detection