Dead pixels look like black dots and don't light up, but sometimes they disappear on their own. Free apps like JScreenFix can try to fix stuck pixels, but they're unlikely to fix dead pixels.

Take these tests if you want to find out how good is your computer display for motion handling & gaming. You can check Eye Tracking, Persistence, Ghosting, Black frames, Motion blur, Moving images, ...

Acer's unique 6K touchscreen monitor is remarkably good value, but not flawless.

I've been reviewing hardware and software, devising testing methodology and handed out buying advice for what seems like forever; I'm currently absorbed by computers and gaming hardware, but ...