Why some USB-C cables only charge (and don't transfer data)
If you’ve ever plugged a USB-C cable into your phone or laptop and thought “why is it only charging?”, you’re not imagining it. Some USB‑C cables really are charge‑only. Others can transfer data, but only at slow USB 2.0 speeds. Others can do high-speed data, video output, and fast charging.
The frustrating part is that they can all look identical.
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