Backlight bleed and IPS glow explained
How to tell normal glow from a panel worth returning.
Buying guides
Short, practical notes on checking a second-hand LED monitor before and after you buy.
Guides we trust
- Tom's Hardware — best monitors
- Tom's Hardware — how to buy a PC monitor
- RTINGS — best monitors
- DisplayNinja — best gaming monitor
External reviews and buying guides. Not affiliated; we point elsewhere rather than give the advice ourselves.
How to check a used monitor for dead pixels
How to test for dead and stuck pixels, and what counts as a fault.
Monitor ports and cables: what you need
HDMI, DisplayPort and USB-C versions needed for 4K and 144Hz.
Used monitor buying checklist
What to check in the listing and on arrival when buying a used monitor.