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Download universal serial bus usb installer11/24/2023 ![]() inf file shows WinUSB installation for most USB devices with some modifications, such as changing USB_Install in section names to an appropriate DDInstall value. inf file that installs Winusb.sys as the function driver for the USB device. Writing a custom INF for WinUSB installationĪs part of the driver package, you provide an. Note: If you change the physical port then you must repeat steps 1 through 4. ![]() Set the value to the GUID you generated in step 2.ĭisconnect the device from the system and reconnect it to the same physical port. Under the Device Parameters key, add a String registry entry named DeviceInterfaceGUID or a Multi-String entry named DeviceInterfaceGUIDs. HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\USB\ Generate a device interface GUID for your device, by using a tool such as guidgen.exe.įind the registry key for the device under this key: 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. FT60x series).This topic is for programmers. D3XXĭ3XX drivers are only suitable for FTDI’s Superspeed USB bridge services (e.g. With the exception of Windows 98 and Windows ME, all devices are supported in each driver package. To locate the drivers you want to install for a device, select which of the driver types you wish to use (VCP or D2XX) and then locate the appropriate operating systems. The D2XX driver allows direct access to a USB device via a DLL interface. The VCP driver emulates a standard PC serial port such that the USB device may be communicated with as a standard RS232 device. Differences in Driver APIįor most of these operating systems two types of driver are available: Virtual COM Port (VCP) drivers and direct (D2XX) drivers. From revision 2.12.24 with Device Guard Support, the driver will not load on XP or VISTA. NOTE: Microsoft have ended support for certifying XP and VISTA through their WHCK test program. Support for older versions of Windows Desktop The Windows driver installer contains both VCP and D2XX drivers.ĭrivers are available which allow FTDI devices to work with the following operating systems: Windows CertifiedįTDI drivers are available for Windows CE 4.2-5.2, 6.0/7. New drivers are now available to support the FT4222H – for D2XX drivers please click here.Ĭlick here to download the Windows 7 to Windows 11 and Windows Server driver installer. PLEASE NOTE – When editing driver INF files, refer to the following document: AN_107 – Advanced Driver Options
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