The internet relies on a system of addresses that treats every computer, tablet and smartphone as a distinct device, allowing all of them to communicate with each other. Because many kinds of devices ...

A port is a numeric identifier for software that runs on a computer, like Web server or email server software. When a port is open, it's accepting connections from the outside world. It's not uncommon ...

Computers have so many USB ports that picking one to use can be hard. With a simple inspection, you can easily decide which ...

The first USB port hit the market in 1996, and the Universal Serial Bus quickly became the go-to port for connecting peripheral devices to computers. It remains a popular connection port today, with ...

We may receive a commission on purchases made from links. USB ports are always in high demand but short supply. Modern laptops are major offenders, often providing only one or two USB-C connections ...