Dead Pixel Guides
Everything you need to know about dead pixels — from what they are and what causes them, to how to fix them and whether your warranty covers replacement.
Definition, how pixels fail, what each type looks like, and how to confirm it is a pixel defect rather than dust.
The key differences — appearance, cause, fixability — with a full color table and dust vs pixel disambiguation.
What red, green, blue, white, black, yellow, cyan, and magenta dots mean — which sub-pixel failed and whether it can be fixed.
8 causes: manufacturing defects, impact, pressure, ESD, heat, liquid damage, age, and faulty cables.
The science-backed answer: no. Plus what a growing dark zone actually means and when to worry.
6 methods: cycling software, JScreenFix, pressure method, fix videos, DaVinci Resolve, and Nintendo 3DS.
Comparing browser-based stuck pixel cycling tools — which works best and why.
ISO 13406-2 explained, brand-by-brand thresholds, the retailer return window, and a 5-step claim process.
Monitors worth buying if you cannot tolerate any pixel defects — brands with zero-tolerance policies.
Start here if you just found a pixel defect
- 1.Run the dead pixel test to confirm it is a pixel defect and identify the color.
- 2.If it is colored (stuck), try the fix tool for 10–20 minutes.
- 3.If it does not recover, read the warranty guide and contact your retailer within the return window.