3xUd-ultc4k stop working


I do not have any blue power light on 3 out of 8 devices.

I try to switch power supplies without any success.

Can you help,

Thank you,


Hello Frantz,

Thank you for contacting Plugable support! Sorry to hear about this issue. I’d be more than happy to assist you.

Please email us directly at support@plugable.com so that we can best assist you with this issue. Mention ticket “357709” in the email subject line.

When you email us (do not reply here), please include the following information:

  1. Amazon Order ID number(s) or other proof of purchase

  2. Serial numbers from the three docks not working (on the bottom of the dock)

Please don’t hesitate to let us know of other questions.

Thanks again for contacting Plugable support and best wishes!

Joshua Henry

Senior Engineer | Product Owner
Plugable Technologies

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