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Ever come across either of these Thunderbolt error messages on your laptop and can't figure out why? “Cannot Use Thunderbolt Accessory: Connect accessory to a Thunderbolt port on this Mac” or "Thunderbolt device functionality might be limited - Make sure the Thunderbolt device you're connecting to is supported by your PC"
The message usually pops up because the cable being used to connect the dock to your system is not a Thunderbolt 3 cable, but rather a USB-C cable.
In the video above we explain how to tell the difference between your Thunderbolt 3 cables and USB-C cables because they look almost identical!
If you have any questions or concerns please reach out to us at support@plugable.com, or comment below and we would be more than happy to help!