
There's a yellow exclamation mark in device manager when the USB ports are not working, specifically the error is "This device cannot start. It seems the issue is related to an "unknown device" issue, specifically with the Intel USB 3.1 eXtensible Host Controller - 1.10. Driver for 8 series updated to version 3.0.4.I've been trying to troubleshoot an issue with my WD19TB's USB ports not working when plugged into my Precision 5540 TB3 port.Driver for 8 series updated to version 3.0.5.69.Driver for 7 series updated to version 1.0.10.255.Intel USB 3.0 Driver for 8 series version 4.0.4.51.Driver for 8 series updated to version 5.0.3.42.If you are upgrading Windows 7 to Windows 8, uninstall the Intel USB 3.0 eXtensible Host Controller Driver before installing the upgrade. Intel is not releasing a specific Intel USB 3.0 eXtensible Host Controller Driver for Windows 8. Windows 8 has a native in-box USB 3.0 driver. This step reconfigures the USB 3.0 ports to function as USB 2.0 ports using the native Windows EHCI driver. For these operating systems, make sure your BIOS settings have the xHCI Mode set to Auto or Smart Auto. The Intel USB 3.0 eXtensible Host Controller Driver is not supported in Windows XP or Windows Vista. Intel USB 3.0 Driver for Windows XP and Vista: 2nd generation Intel Core i7 Extreme Processor.3rd generation Intel Core Processor Family.The second download link (7 Series) offers support for the following chipsets/processors: Windows* Small Business Server 2008 Operating System.Windows* Server 2008 R2 Operating System.Windows* 7 Operating System (both 32-bit and 64-bit versions).Intel 200 Series Chipset Family + Skylake CPU platforms:.Intel Pentium Processor or Intel Celeron Processor N- & J- Series.

The first download link (8 Series) offers support for the following chipsets/processors: Intel USB 3.0 Host Controller Switch Driver.Intel USB 3.0 eXtensible Host Controller Driver.The Intel USB 3.0 eXtensible Host Controller Driver Installer "Setup.exe" will install the following drivers and application on the system:
