Dead Pixel & Backlight Bleed Test
Show solid full-screen colors to spot dead pixels and light bleed.
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How to use
- Press start to go full screen.
- Click or use arrow keys to change colors.
- On black, dim the room and check edges for bleed. Press Esc to exit.
FAQ
I found a dead pixel. What now?
Check your retailer's return policy quickly, as windows are often short.
Is it dust or a dead pixel?
If the dot stays in the same spot across colors, it's likely a pixel defect.