1. I have two USB ports, one for USB 2.0 and the other one for USB 3.0. They worked normally until the USB 3.0 port stopped detecting the USB 2.0 flash drive, mice, keyboard, etc. But it still detects USB 3.0 normally! And I have tried many solutions for that I looked for, but none of them worked. Have Rift number one. .It never worked with my USB 3.0s. The sensors went dow 2X. Just bought Rift S. Says my USB 3.0 ports are incompatible. Asus Crosshair V ROG (2012). Appears to be common problem with AsMedia USB 3.0 ports. One video had add on USB 3.0 ports to mother board from Insignia. Seemed to work for him. Left side USB 3.0 and 2.0 ports are not working in my laptop. but the right side USB 2.0 port is working. i have looked in to device manager and tried to update USB Driver. But it shows that the driver is not available contact your product service provider. plz help me to install the driver. what sh Report abuse. Yes, the PCI Express USB 3.0 adapter will work normally. The USB 3.0 from your motherboard is not working because there is no updated version of the driver compatible with the latest version of Windows, as this adapter has an independent chipset it will use a different driver from your motherboard chipset driver to work. SImply go to this site, follow the prompts there, and send us the resulting .zip file to support@plugable.com. thanks in advance for your assistance! At this point, an USB-wireless optical mouse and keyboard (2-in-1) as well as an external drive are attached to the USB ports. While USB 3 ports are backwards compatible with USB 2 USB 3 devices will be extremely slow on USB 2 ports but should work. Also the USB 3 device may not receive enough power to run it when using USB 2 so this may be the problem with your device. You can try updating the USB drivers from the PC's manufacturer. Virginia - Time Lady. The USB ports are not functioning for any device and is true in my MB UEFI screen not just Windows. The only USB ports that are working are the USB 2.0 ports on my case. My MB only has USB 3.0 on the back panel. I have a ASRock z97 Extreme6 and my BIOS version is 2.70. In Device manager I have an unknown USB device (configuration descriptor Update #2 to this post: ran Windows Power Diagnostics which did not find an issue: USB Selective Suspend is disabled Issue not present. Update #3 to this post: ran all HP and Windows diagnostics which show the ports are "working normally". The 2 USB 3.0 ports on the right side of my laptop have never worked since I purchased the laptop in July. clID9F9.