SOLVED: Screen very dim, had temporary burn in / image persistence

Replacing the T-CON fixed it. - Samsung LN-T2353H

OLED Burn-In: What You Need to Know for TVs, Phones and More - CNET

Surface Book 2 15 - Screen Burn-In / Transient Image Persistence / - Microsoft Community

Why Image Retention / Burn-In Sometimes Occur On LCDs - Blur Busters Forums

Temporary Image Retention on TVs

How is to fix screen burn in any device? - Quora

How to fix screen burn on your iPhone or Android phone

Temporary Image Retention on TVs

Image Sticking — Cause, Test and Solutions - Tech Briefs

Image persistence - Wikipedia