Search Google or dedicated flash drive forums (like USBDev.ru) using these patterns:
These tools, often called "MP Tools" (Mass Production Tools), are used to: Usb-firmware-tool-alcor-au6366-au6371
For most users, replacing a $5 USB hub is easier than firmware recovery. However, embedded systems, legacy industrial hardware, or rare card readers make this tool invaluable. Additionally, open-source efforts like usbflashprog or fx2lib can sometimes communicate with Alcor chips, but the proprietary Alcor tool remains the most reliable. Search Google or dedicated flash drive forums (like USBDev
Never guess the controller model. You must verify it physically or via software. For most users, replacing a $5 USB hub