


Note that users reported issues with the USB driver, if they used a different directory to unzip to, so make sure to use the c:\openblt_usb_driver\ directory.įrom the program menu, select Device → Load Preset Device and select the file openblt.cfg, which is found in the same directory as where zadig_2.2.exe is located. After downloading the OpenBLT USB Driver Package, unzip the archive to c:\openblt_usb_driver\ and start the program zadig_2.2.exe. You can download the necessary files here: OpenBLT USB Driver Package. The installation of the USB driver is performed using the Zadig tool. If a prior version of the USB driver was installed, it is recommended to first uninstall this driver. Before installing the USB driver, make sure the USB device that runs the OpenBLT USB bootloader is not connected to your PC.
