You're looking for a write-up on recovering a 50x USB device, specifically a 13FE USB disk. That's quite specific!
While I couldn't find an exact write-up on a 13FE USB disk 50x USB device recovery, I can provide some general steps and insights on USB device recovery. Please note that the success of these steps may vary depending on the specific device and its issue. 13fe usb disk 50x usb device recovery