PCWorld explains how to calibrate smartphone and laptop batteries when they display inaccurate percentage readings or cause ...

We spend a lot of time looking at our desktop monitors and laptop displays. Unfortunately, computer screens attract all manner of dust, fingerprints, and grime, which can be distracting and unsightly.

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Dave Gershgorn Dave Gershgorn is a writer covering monitors, laptops, and ...

When you look at your laptop screen and see it flicker, display distorted images, not power on, or suddenly go black, it can be panic-inducing. After all, without a functioning screen, your laptop is ...

If your computer screen remains dim at full brightness, follow the suggestions laid down in this article to fix this problem. Turn off your laptop. Remove the battery. Remove the charger and ...