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 division, you can wind up with multiple USB and Thunderbolt cables and adapters without a great idea of what they do. .

USB 2.

0 and 3.

0’s Type-A connector and Thunderbolt 1 and 2’s Mini DisplayPort-like plug offered fewer options.
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