USB 3.0 Display Adapter suddenly stopped working

My USB 3.0 Display Adapter suddenly stopped working - during a presentation. I use it with a Windows 8.1 OS HP laptop. I have another adapter (HDMI out port) and it still works fine. Please advise.

Hello,

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

We have a troubleshooting tool that helps us find out what is going on in situations like this. Please plug the display adapter into your computer, then go to this page and follow the instructions there:

http://plugable.com/support/plugdebug

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

Thanks again for contacting Plugable support and best wishes!

Joshua Henry
Plugable Technologies