Dead Pixel Test

New

Fill your screen with solid colors to spot dead or stuck pixels.

How to use the Dead Pixel Test

1Start the test to go full screen.
2Click or press the arrow keys to step through colors and patterns.
3Look closely for pixels that stay black or keep one color.

Webcam Test
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Check your camera: picture, resolution, frame rate and settings.
Microphone Test
New
Check your mic level, hear yourself back and see a live spectrum.
Speaker & Headphone Test
New
Test left and right channels, bass, treble and surround speakers.