Before USB standardized how we connect devices, computers were a tangle of incompatible ports. Here are the ones that USB ...

The classic serial null-modem cable was, among other things, used to connect two computers together for communications and file transfer. Largely eliminated in daily use by the advent of home ...

Before 2000, desktop printers for business had one of two interfaces: serial and parallel. The type of interface dictated the type of cable you used to connect the printer to the PC and how fast the ...

Early PCs and other computers had serial ports, sometimes as their main interfaces for peripherals. Serial ports still survive, but these days they are more likely to have a USB connection into the ...

As interacting with USB devices is a daily affair for most people, USB problems are inevitable. Here are some common ...

Ever wondered why some USB-A ports are blue, red, or black while USB-C looks identical everywhere? The answer is more ...