How to clean your laptop screen and make thumbprints and smudges disappear. Plus, some cleaning products you need to avoid at ...

OLED displays are becoming increasingly popular. However, many buyers fear unsightly burn-in effects. With the right measures ...

Swap the cable to another device to see if the cable or device is faulty. Inspect the HDMI for frays or exposed wires; braided cables resist damage better.

Kristen Fischer has written for numerous health publications, hospitals, and medical companies, and is a member of the Association of Health Care Journalists. Nick Blackmer is a librarian, ...