IMPORTANT: This fake device don't contain any component for firewire/usb conversion.
There is absolutely no surprise if it doesn't work;
Noir Firewire IEEE 1394 6 Pin Femelle A USB Type A Mâle Convertisseur Adaptateur
This device don't contain the electronic to convert a Firewire signal to a usb signal.
Morever, it overload the power supply in the usb plug.
My desktop pc immediately switch off when plugged on,
My laptop pc indicates alert about over short circuit.
This device is a fake, it can't work, cause firewire protocols are different from usb signal, and need necessary a micro electronic converter for to switch signal.