intel usb 3.0 host controller switch driver

Note: The Intel® USB 3.0 eXtensible Host Controller Driver is not supported on Windows* XP and Windows Vista.

Not sure if this is the right driver or software for your component? Run to automatically detect driver or software updates. (Fun fact: The equivalent Linux code can be found.) If the filter driver is not installed, the default configuration will apply: all ports would be directed to USB 2.0. This register allows per-port configuration, to either direct it to the XHCI (USB 3.0) or EHCI (USB 2.0) controller. The filter driver's goal is to initialize the Intel-specific XUSB2PR register during PCI bus startup. USB Host Controller Not working - Drivers!!! Mode using the standard Host Controller (BIOS is set for 1.1+2.0). Windows 7: USB - Enhanced USB Host Controller Not.

Technical details Technically, the iusb3hcs driver is installed as a device lower filter of the PCI bus device. To install it, you should reinstall (for your hardware - either C216 or C220), since they install the Intel(R) USB 3.0 Host Controller Switch Driver (iusb3hcs). To check whether it is installed, open the Device Manager, open the View menu and select 'Devices by Connection', then verify it as follows: If 'iusb3hcs' does not appear when you select 'Device lower filters' in the details of the 'PCI bus' device, you do not have this essential driver installed. The Windows driver option: Another thing you should check is whether you have the Intel(R) USB 3.0 Host Controller Switch Driver installed. within Windows 7, the Intel(R) USB 3.0 Host Controller Switch Driver is not installed The BIOS option: Only some motherboards offer an option to disable USB 3.0 in the BIOS setup don't expect to find it everywhere.in the BIOS setup, the USB 3.0 port(s) are downgraded to USB 2.0.There are two possible causes for this problem:

Intel usb 3.0 host controller switch driver