If you have ever taken a close look at the side of your laptop or the back of your desktop, you've probably noticed that not every USB port looks the same. Some are black, others are blue, red, yellow ...

If you've ever looked closely at the USB ports on your computer, motherboard, or docking station, you might've noticed they're not all the same color. Black, blue, teal... and sometimes, bright red.

Many TVs include USB ports that can do far more than read a thumb drive or top up a phone. With a few small checks, ...