Dead Pixel Guides
Everything you need to know about dead pixels — from what they are to whether your warranty covers them.
What Is a Dead Pixel?
BeginnerDefinition, causes, and how to spot one. Learn the difference between dead, stuck, and hot pixels.
Dead Pixel vs Stuck Pixel
DiagnosisDead pixels stay black. Stuck pixels stay colored. Learn how to tell them apart and which can be fixed.
Dead Pixel Colors Explained
DiagnosisWhat red, green, blue, white, and black pixel defects mean — and what each color tells you about the failure.
What Causes Dead Pixels?
Reference8 causes: manufacturing defects, physical damage, heat, age, ESD, cleaning pressure, and more.
Does a Dead Pixel Spread?
ReferenceThe definitive answer — plus the science behind pixel failure and when to be concerned.
Dead Pixel Warranty Guide
WarrantyIs your dead pixel covered? ISO Class II explained, brand-by-brand policies, and how to file a claim.
Dead Pixel Policy by Brand
WarrantyComplete 2025 comparison: Samsung, LG, Dell, ASUS, HP, Lenovo, Best Buy and more.