通用串行总线（USB）是一种多功能接口，广泛应用于各种设备——从智能手机到生活用品——以传输数据、电力和视频信号。我们最常见的USB接口出现在电脑、移动设备、外设和配件上。尽管名字里有“通用”，USB并非只有一种统一规格的接口——它们拥有多种形状和功能。USB‑C以其强大的特性成为众多现代设备的首选接口。但传统接口，如USB Type‑A和USB ...

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 ...

Universal connectors are convenient in theory. Without visual differences, it's hard to tell which USB-C cables support each ...

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 ...

Plugging in a laptop or phone with USB-C is a no-brainer, but there are loads of other unexpected devices you can also use ...

For more help with cables, check out Glenn Fleishman’s new book, Take Control of Untangling Connections. It answers common questions and aids in troubleshooting problems. You’ll learn how to recognize ...

USB4 is the fourth generation of the USB standard. It was first announced in 2019 by USB Implementers Forum (USB-IF) member companies. The goal for USB4 encompasses increasing link bandwidth, helping ...

It’s 2025, and I had to buy a Micro USB to USB-C cable. It’s 2025, and I had to buy a Micro USB to USB-C cable. is a senior reporter and author of the Optimizer newsletter. She has more than 13 years ...