IOUSBHostDevice Apple Developer Documentation Adaptateur USB-C vers USB - Apple (CA) Under normal circumstances, with the internal disk, the connection to the boot disk is not a USB. The BSoD is because your external disk is connected using the controller and driver that you are trying to install. If you really must have it on an external disk, either install Windows on the internal disk first, and then clone it, or, use Win2USB.Apple usb host resources Building a Simple USB Driver Apple Developer Documentation