USB 3.0 stopped working but USB 2.0 still works

carldocx

Reputable
Mar 11, 2014
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I have an HP Envy Ultrabook, and suddenly my external hard drive stopped working in the USB 3.0 ports, but still works in the USB 2.0 ports. How can i get my USB 3.0 ports working again, so i can use my external hard drive with USB 3.0 once more?