How to use the add-on cable

To attach the cable to work with the rest of the Hub, you want to plug in the cable to the innermost USB-C port.

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If you plug it into the outermost USB-C port, it will only work with one port, as that port is a direct port to keep Thunderbolt 3 capabilities.

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When the cable is plugged in correctly, the 7-in-2 becomes a 6-in-1, losing one USB-C port.