A few possibilities come to mind:
These tools ignore the USB serial string entirely, communicating directly via libusb. Prousb Serial No Generation
: To generate the final Registration Code , you must send a picture of the encoder's back or the machine code to your authorized lock supplier. A few possibilities come to mind: These tools
✅ : Contact the original manufacturer (if still exists) for a replacement serial. Or use open-source alternatives (e.g., flashrom , AsProgrammer ) that do not require serial validation. Prousb Serial No Generation