Fortunately, there’s a checklist of troubleshooting steps you can take if your webcam is on and you don’t know why. What to do when your webcam is on for no reason The easiest way to solve the ...

So, my fellow nerds, tinker away — whether it’s your fancy webcam, the PC you built from spare parts lying around your apartment, or the perfect espresso grind.

Why Is My Webcam Not Running?. Webcams work like video cameras and feed images in real time to a computer. They use CMOS (complementary metal-oxide semiconductor) and CCD (charge-coupled device ...