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Feb 28, 2014 Steps 1 and 2 are handled by the USB bus controller and USB device plugged into the bus. For your case, device enumeration is failing. That's why you get the Unknown Device. So even though you're currently having problems installing the USB serial driver. Windows hasn't even gotten to the point that it matters as Windows won't go looking for. This utility contains the only official version for Universal Serial Bus (USB) Controller Driver for Windows XP/7/Vista/8/8.1/10 32-bit and 64-bit versions. With just one click you can update the driver as well as the rest of the drivers in your system, such as. Jan 7, 2017 - I was searching this **bleep**ing driver software since 3 weeks. 6) Repeat steps 3-5 for each USB Root Hub device in your list of Universal Serial Bus controllers. Method 4: Check your USB device drivers. Your USB ports not working problem is probably being caused by driver issues.
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HP USB to Serial Port Adapter
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Follow the instructions below to install and run HP Download and Install Assistant using the HP Support Solutions Framework.
This product detection tool installs software on your Microsoft Windows device that allows HP to detect and gather data about your HP and Compaq products to provide quick access to support information and solutions. Technical data is gathered for the products supported by this tool and is used to identify products, provide relevant solutions and automatically update this tool, to improve our products, solutions, services, and your experience as our customer.
Note: This tool applies to Microsoft Windows PC's only. This tool will detect HP PCs and HP printers.
Data gathered:
- Operating system
- Browser version
- Computer vendor
- Product name/number
- Serial number
- Connection port
- Driver/device description
- Computer and/or printer configuration
- Hardware and software diagnostics
- HP/Non-HP ink and/or HP/Non-HP Toner
- Number of pages printed
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Removing Installed Software:
- Remove 'HP Support Solutions Framework' through Add/Remove programs on PC
Requirements:
- Operating System - Windows 7, Windows 8, Windows 8.1, Windows 10
- Browser - Google Chrome 10+, Internet Explorer (IE)10.0+, and Firefox 3.6.x, 12.0+
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This product detection tool installs software on your Microsoft Windows device that allows HP to detect and gather data about your HP and Compaq products to provide quick access to support information and solutions. Technical data is gathered for the products supported by this tool and is used to identify products, provide relevant solutions and automatically update this tool, to improve our products, solutions, services, and your experience as our customer.
Note: This tool applies to Microsoft Windows PC's only. This tool will detect HP PCs and HP printers.
Data gathered:
- Operating system
- Browser version
- Computer vendor
- Product name/number
- Serial number
- Connection port
- Driver/device description
- Computer and/or printer configuration
- Hardware and software diagnostics
- HP/Non-HP ink and/or HP/Non-HP Toner
- Number of pages printed
Installed Software Details:
- HP Support Solutions Framework - Windows Service, localhost Web server, and Software
Removing Installed Software:
- Remove 'HP Support Solutions Framework' through Add/Remove programs on PC
Requirements:
- Operating System - Windows 7, Windows 8, Windows 8.1, Windows 10
- Browser - Google Chrome 10+, Internet Explorer (IE)10.0+, and Firefox 3.6.x, 12.0+
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Usb Controller Driver Download
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Hp Usb Serial Controller Driver
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This topics in this section describe the class drivers, generic client driver, and the parent composite driver that are provided by Microsoft.
Microsoft-provided USB drivers for controllers and hubs
Microsoft provides these set of drivers:
Usb Serial Controller Driver Windows 7 64 Bit
- For USB host controllers and hubs. For more information, see USB host-side drivers in Windows. You can develop a custom host controller driver that communicates with the USB host controller extension (UCX) driver. For more information, see Developing Windows drivers for USB host controllers.
- For handling common function logic for USB devices. For more information, see USB device-side drivers in Windows.
- For supporting Type-C connectors. For more information, see USB connector manager class extension (UcmCx).
Other Microsoft-provided USB drivers
| Device setup class | Microsoft-provided driver and INF | Windows support | Description |
|---|---|---|---|
| USB | Usbccgp.sys Usb.inf | Windows 8.1 Windows 8 Windows 7 Windows Vista Windows XP | Usbccgp.sys is a parent driver for composite devices that supports multiple functions. For more information, see USB Generic Parent Driver (Usbccgp.sys). |
| Biometric | WudfUsbBID.dll WudfUsbBIDAdvanced.inf | Windows 8.1 Windows 8 | Microsoft supports USB biometric devices (fingerprint readers) by providing the Windows Biometric Framework. See the Windows Biometric Framework. |
| Media Transfer Protocol Devices | Wpdusb.sys (Obsolete) | Windows Server 2008 Windows Vista Windows Server 2003 Windows XP | Note Starting in Windows 7, Microsoft has replaced the kernel mode component of the Windows Vista USB driver stack (Wpdusb.sys) for Windows Portable Devices (WPD) with the generic Winusb.sys. Microsoft provides the Wpdusb.sys driver to manage portable devices that support the Media Transfer Protocol. See WPD Design Guide. |
| USBDevice | Winusb.sys Winusb.inf | Windows 8.1 Windows 8 Windows 7 Windows Vista Windows XP with Service Pack 2 (SP2) | Winusb.sys can be used as the USB device's function driver instead of implementing a driver. See WinUSB. |
Microsoft-provided USB device class drivers
Hp Usb Serial Adapter Driver Windows 7
Microsoft provides drivers for several USB device classes approved by USB-IF. These drivers and their installation files are included in Windows. They are available in the WindowsSystem32DriverStoreFileRepository folder.
See, USB device class drivers included in Windows.
Related topics
Universal Serial Bus (USB)
USB Driver Development Guide