Load the driver as described in the preceding procedure.

You must add the GUID manually by following this procedure. The preceding procedure does not add a device interface GUID for an app (UWP app or Windows desktop app) to access the device. If Universal Serial Bus devices does not appear in the list of device classes, then you need to install the driver by using a custom INF. From the list of device classes, select Universal Serial Bus devices.Select Let me pick from a list of device drivers on my computer.In the wizard, select Browse my computer for driver software.Select and hold (or right-click) the device and select Update driver software.Open Device Manager and locate the device.Plug in your device to the host system.Otherwise follow these instructions to load the driver: When you connect your device, you might notice that Windows loads Winusb.sys automatically (if the IHV has defined the device as a WinUSB Device). Installing WinUSB by specifying the system-provided device class When you connect a WinUSB device, the system reads device information and loads Winusb.sys automatically.įor more information, see WinUSB Device. Such a device is called a WinUSB device and does not require you to write a custom INF file that references in-box Winusb.inf. If you are a customer experiencing USB problems, see Troubleshoot common USB problems Automatic installation of WinUSB without an INF fileĪs an OEM or independent hardware vendor (IHV), you can build your device so that the Winusb.sys gets installed automatically on Windows 8 and later versions of the operating system.

Microsoft winusb 2.0