Editor’s note: While Jim Coates enjoys his well-earned vacation, we’re rerunning a few often-asked questions from his recent columns. Q. I am considering purchasing a digital camera and find that ...

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 ...

Users of the new Apple MacBook laptops with limited USB-C ports know how important port hubs are to increase the capacity of connections. They can include Ethernet ports, memory card readers, USB-A ...

While it's not as necessary on newer hardware, old and less capable desktops or laptops could get a helpful boost from any USB storage drives lying around.

Data sent over a network is directed through specific ports, numbered 1 through 64435. A computer uses port numbers – similar to channels on a television – to determine how network traffic should be ...

We may receive a commission on purchases made from links. Chances are that you have one or more Universal Serial Bus (USB) ports on your computer or laptop that are sitting empty and unused. Instead ...