Your external SSD stopped showing up. Windows says "USB Device not recognized." ChipGenius can't read the controller name (because the controller is bricked), but it can read the USB-to-SATA bridge chip (e.g., JMicron JMS578). You now know which bridge firmware to re-flash.
Why is that significant?
Think of ChipGenius as an MRI scanner for your USB peripherals. It’s a lightweight, Windows-based utility that doesn't just read the partition label you gave your drive. Instead, it interrogates the USB controller directly to reveal the hardware truth . chipgenius usbdev.ru
Most professional data recovery technicians disable their antivirus temporarily while running ChipGenius and then re-enable it. However, for the average home user: Your external SSD stopped showing up