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USB XHCI Compliant Host Controller Driver — Windows 10 (64-bit)

The Ultimate Guide to the USB xHCI Compliant Host Controller Driver for Windows 10 64-Bit

4. USB Ports Stop Working After Sleep/Hibernation

Cause: Windows power management turns off the xHCI controller to save power, but fails to wake it correctly. This is often related to Selective Suspend settings.

Introduction

If you've ever opened Device Manager on a Windows 10 64-bit PC, you’ve likely seen the entry "USB xHCI Compliant Host Controller" under the Universal Serial Bus controllers section. Despite its technical-sounding name, this driver is one of the most critical components for modern USB functionality. Without it, your USB 3.0, 3.1, and even 3.2 ports would either not work at all or fall back to slower speeds. usb xhci compliant host controller driver windows 10 64 bit

This article explains what the xHCI driver is, why it matters for Windows 10 64-bit, common problems, and how to fix or update it properly. USB XHCI Compliant Host Controller Driver — Windows

Problem 4: Driver Not Found for Unknown Device

Symptoms: “Unknown Device” appears under Universal Serial Bus controllers. Problem 4: Driver Not Found for Unknown Device

Fix:

  • Force Windows to re-enumerate: Uninstall the unknown device, then click Action → Scan for hardware changes.
  • Manually point the driver to C:\Windows\System32\drivers\usbxhci.sys via “Update driver” → “Browse my computer.”

Importance of the Driver

  • Driver Functionality: The USB xHCI Compliant Host Controller Driver enables Windows 10 to properly communicate with the xHCI host controller on the motherboard or connected externally. This driver is essential for:
    • USB 3.0 and Higher Functionality: Ensuring that USB 3.0, USB 3.1, USB 3.2, and potentially future USB standards work correctly, offering faster speeds.
    • Device Compatibility: Allowing a wide range of USB devices to work correctly, from flash drives and external hard drives to more complex devices like USB-based peripherals.

Overview

The USB xHCI (eXtensible Host Controller Interface) driver provides support for USB 3.x (and USB 2.0 via companion controllers) on Windows 10 64-bit systems. It enables the operating system to communicate with USB host controllers that implement the xHCI specification, providing higher throughput, power management, and improved device handling.

Overview of xHCI

  • xHCI (eXtensible Host Controller Interface): This is a specification that defines how a host (computer) communicates with a USB device. The xHCI standard is designed to support USB 3.0 and later, providing higher speeds.

To automatically keep the driver updated:

  1. Open Settings > Update & Security > Windows Update.
  2. Click View optional updates > Driver updates.
  3. Check any "USB Host Controller" updates.
  4. Install and restart.