[Zadig icon] Zadig

USB driver installation made easy
[Zadig screenshot]

Zadig is a Windows application that installs generic USB drivers, such as WinUSB, libusb-win32/libusb0.sys or libusbK, to help you access USB devices.

It can be especially useful for cases where:

Note: "libusb-based" above means an application that uses either libusb, libusb-win32 or libusbK.

Download

Updated 2017.04.18:

System Requirements:

Windows 7 or later.
Windows XP and Windows Vista are NO LONGER SUPPORTED.

Usage

Download the executable and run it — no installation is necessary.
If elevation is required, you will be prompted for it.

An usage guide for Zadig is available HERE.

The executable is digitally signed and the signature should state: "Akeo Consulting"

Frequently Asked Questions (FAQ)

A Zadig FAQ is available HERE.

To provide feedback, report a bug or request an enhancement please use the github issue tracker. Or you can send an e-mail.

License

GNU General Public License (GPL) version 3 or later.
You are free to distribute, modify or even sell the software, insofar as you respect the GPLv3 license.

Zadig is based on libwdi which uses an LGPL version 3 or later license.

The executable is produced in a 100% transparent manner, from its public source, using a multilib MinGW-w64 environment.

Changelog

Source Code

If you are a developer, you are very much encouraged to tinker with Zadig/libwdi and submit patches.