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USB 3.0 ports not running at USB 3 speed
I have a xps 15 (L521X), Recently I noticed when plugging my phone in I no longer got the option on the phone for USB 3.0 connection and my laptop gave me the message that the phone could run faster.
I went to the dell diagnostics page and ran a USB hardware diagnostic which informed me that the USB was a "Degraded Device" and that the USB ports were not at optimal speed.
How can I fix this?
thank you.