Guides

Burn-In on OLED: What to Check

Faint, permanent ghost images left by static content — here's how to actually check for it and what reduces the risk going forward.

Manufacturer Dead-Pixel Warranty Policies, Explained

Almost no manufacturer replaces a display for a single dead pixel. Here's the concept behind pixel-defect policies, and how to find the actual numbers for a specific product.

Cleaning a Screen Without Damaging the Coating

Most modern screens have an anti-glare or oleophobic coating that the wrong cleaner will strip. Here's what's actually safe.

Why Your Screen Looks Yellow (Night Modes and True Tone)

Almost always a software setting, not a hardware fault — here's how to find and turn off the specific feature causing it.

What Ghosting Looks Like and What Causes It

A trailing smear behind moving objects, most visible on fast motion — here's what's actually happening on the panel, and what does and doesn't fix it.

How to Test a TV in a Shop in Two Minutes

Showroom lighting and demo mode hide more than they show. Here's a fast, realistic checklist you can actually run on the shop floor.

How to Test a Phone Screen After a Repair

Third-party replacement screens are hit-or-miss on colour accuracy and touch response. Here's what to check before you leave the repair shop.

Reading a Uniformity Test Honestly

Every panel has some unevenness. Here's how to tell normal manufacturing variance from something actually worth acting on.

Backlight Bleed vs. IPS Glow vs. Clouding

Three different things that all look like 'uneven light near the edges of a dark screen' — but only one is usually a defect.

Dead vs. Stuck Pixels, and What Can Actually Be Fixed

They look similar on a white screen but they're different faults — and only one of them sometimes recovers.

How to Test a New Monitor Before the Return Window Closes

A five-minute checklist for catching dead pixels, backlight bleed, and uniformity problems while you can still send it back.

What a White Screen Is Actually Used For

A solid white display sounds trivial, but it's one of the most useful free tools for testing and cleaning a screen. Here's what it's actually for.