If you've ever wondered what all the USB port on your computer monitor can be used for, we're here to explain them, from ...

You don't have to take a side.

There's no rule that a monitor with two visible USB ports must have one upstream and one downstream port. For example, a model might have two downstream USB-A ports and a separate USB-B upstream port, ...

There are also two different styles of these types of adapters. Some are designed to sit inside of your PC and just add extra ports for things like powering fans or water pumps and the like, and ...

Here's how to add USB-C ports to an older Windows PC, from cheap USB-A adapters to more powerful PCIe expansion cards for ...

You can never have too many USB ports on your PC. More USB ports mean more convenient avenues to hook up devices and standalone storage, which allows you to broaden your PC's overall functionality ...

Think of a USB hub like a power strip that you’d use if you needed to plug in more devices in an electrical outlet. Here's ...

There's nothing more frustrating than your computer suddenly saying it can't recognize the USB device connected to the port. This is especially true when you're urgently trying to transfer a file to a ...

USB-A and USB-C flash drives both have their purposes. USB-C is increasingly common, but USB-A isn't going anywhere yet.

WSJ Buy Side is The Wall Street Journal’s research and commerce team. Our commerce content is distinct from our newsroom coverage. We earn a commission from some links in our articles. Learn more.