This is a follow-up to this thread: https://arstechnica.com/civis/threa...-polarity-of-this-laptop-barrel-jack.1491071/tl;dr I have a laptop but no charger, and I'm ...

Everyone knows them, everyone has them. USB sticks, or thumb drives, are ideal for quickly exchanging data between computers — but also for transporting digital content between mobile phones and PCs ...

Oliver Haslam has been writing about phones, computers, games, and anything else that takes a battery or plugs in for more than he'd like to admit. With a focus on mobile and laptops, Oliver is never ...

A cable with a USB-C plug at one or both ends often reveals little about what it’s capable of doing. Despite guidelines for labeling set by the USB-IF (the USB trade group) and Intel’s Thunderbolt ...

If USB ports are not working in a Windows 11/10 computer after BIOS Update, Windows Update, Power Outage, Driver Update or after Sleep, see this post. USB ports on a computer enable users to connect ...

I bought an HP Scanjet 4200C (USB) scanner off of a friend of mine. The only problem is, he lost the original software CDs and driver cd. <P>I downloaded the Win2k drivers off of HP's website but it ...

A smart plug with USB ports can let you automate lots of gadgets around your house. Here are five clever uses for the USB ...