USB has been around for decades, and the sheer number of USB and Thunderbolt versions in 2025 can be bewildering. Here's what you need to know about USB 3, USB 4, Thunderbolt 3, Thunderbolt 4, and ...

We may receive a commission on purchases made from links. As foreign as the idea has become over the years, there once was a time when computers' I/O panels were littered with many different standard ...

Discount (or even grey market) electronics can be economical ways to get a job done, but one usually pays in other ways. [Majenko] ran into this when a need to capture some HDMI video output ended up ...

The USB Type-C connector and power delivery (PD) specification has brought radical changes to the mobile device industry, and USB Type-C PD 3.0 could optimize battery charging for portable devices.

When new USB standards come around, they always talk about backwards compatibility. E.g., the new 4.0 spec says "…Backward compatibility with USB 3.2, USB 2.0…". Having no USB 1.0 or 1.1 devices handy ...

Nothing is more confusing in the tech world than USB. First, there's understanding every USB port symbol and icon. Some USB ports are orange and some USB ports have lightning bolts. That's before we ...

Please stop using the wrong USB port ...

We’ve said it before, and we’ll say it again: USB-C is confusing. A USB-C port or cable can support a range of speeds, power capabilities, and other features, depending on the specification used.

On Thursday, Apple released iOS 16.5 to the public with new wallpaper choices, updates to Apple News, and more. As it turns out, this update also breaks compatibility with Apple’s Lightning to USB 3 ...

For a quarter of a century, the USB port has been a faithful old friend. Connecting and powering our everyday gadgets and peripherals, all we've ever needed to do was plug them in and watch it all ...