May 21, 2016 Dell Inspiron 14 3421 Intel i3 processor 4GB RAM I had upgraded my laptop from Windows 8.1 Pro 64 bit to Windows 10 Pro 64 bit. All the USB ports worked fine for a few days. Then suddenly, the laptop went off while playing the game Thief. Intel(R) ICH10 Family USB Universal Host Controller - 3A39 - Driver Download. Vendor:. Product: Intel(R) ICH10 Family USB Universal Host Controller - 3A39. Hardware Class. Windows 10 32-Bit Driver. Total Driver Versions: 15. Recommended Driver. Driver Date:: Release Notes. The Intel® Rapid Storage Technology (Intel® RST) Floppy Driver (18.0.1.1138) supports the configuration and enabling of system acceleration with Intel® Optane™ memory and maintenance of RAID 0/1/5/10. Driver: Windows 10, 64-bit. Windows Server 2016. 18.0.1.1138 Latest:: Intel® SSD Data Center Tool (Intel® SSD DCT).

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If you have just experienced Windows upgrade, you would find your Intel USB eXtensible Host Controller drivers are not working or compatible with Windows 10 or 8. And you can find it under unknown devices in device manager. How can this happen to you?

Even though you have managed to download a new Intel USB 3.0 eXtensible Host Controller drivers for Windows 10, but you failed to install it on your PC. You have no idea what to do to fix this Intel USB 3.0 XHCI driver compatibility issue.

What is eXtensible Host Controller?

The eXtensible Host Controller Interface can be shortened as xHCI specifying a register-level description of a host controller for USB (Universal Serial Bus).

Throughout the USB development, compared with the OHCI and UHCI used in previous time which can only support USB 1.0, and the XHCI mainly designed for USB 2.0, xHCI has many unprecedented advantages for Windows 10.

1. The xHCI is able to interact with USB 1.0, 2.0 and 3, 0 at all speeds. For example, the SanDisk USB 3.0 flash drive will have faster copy and run speed than SanDisk USB 2.0 flash drive.

2. The xHCI can decrease the periodical inquiring for USB 3.0 to transmit data.

3. It has better power supply and performance.

4. It can provide an easy path for new USB specifications.

In this way, for Windows users, it is rather important to keep the Intel eXtensible Host Controller drivers up-to-date as long as they hope to make the best of the xHCI on Windows 10.

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How to Download Intel USB 3.0 eXtensible Host Controller Driver?

No matter what your purpose is, for tacking the Intel USB 3.0 eXtensible Host Controller driver not compatible or not working problem or updating the xHCI driver, it is an unavoidable method for you to make your USB 3.0 external or flash hard drive run properly on Windows 8 or 10.

Download the Intel USB 3.0 xHCI Driver Manually

If you would like to update the Intel USB 3.0 xHCI drivers on your own, you can go to Intel official site to find out the exact Intel USB 3.0 eXtensible Host Controller Driver.

But here you should pay attention that there are no new Intel USB 3.0 xHCI drivers for Windows 10 or 8. You can only download the one for Windows 7. Nevertheless, though it is used on Windows 7, you can also download and install it for Windows 10.

1. Enter Intel Official Website.

2. Choose to Filter by Drivers and Windows 7. Then you can see all the available Intel USB 3.0 eXtensible Host Controller Drivers.

3. Click the Intel USB 3.0 eXtensible Host Controller to download it on your PC.

Then follow the downloading process on the Intel site, in which you would click the option which says I accept the orders.

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4. Install it on your PC in compatibility mode.

Now with the new Intel USB 3.0 eXtensible Host Controller driver, you can make full use of the USB 3.0, thus making it disappear that the xHCI can be used well with USB 2.0 but failed to perform with USB 3.0.

But to if you felt it unsatisfying that you cannot update the Intel USB 3.0 eXtensible Host Controller driver for Windows 10, maybe a third-party tool can help you find the latest xHCI driver.

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Download Intel USB 3.0 eXtensible Host Controller Driver Automatically

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Though the Intel website cannot grant you the latest Intel xHCI drivers, Driver Booster may help you. It is a professional downloading and updating tool for you to update Intel USB 3.0 xHCI drivers on Windows 10.

Download, install and run Driver Booster on your PC.

Then obey the instructions on the Driver Booster interface to get the Intel USB 3.0 eXtensible Host Controller driver updated. You will click two clicks — Scan and Update.

When your PC is equipped with the latest Intel USB 3.0 eXtensible Host Controller driver, you will not encounter the xHCI incompatibility issue on Windows 10.

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With reference to this post, it is likely that you know how to fix this Intel USB 3.0 Host Controller driver not working or compatible problems by updating the xHCI drivers for Windows 10.

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