The primary reason a dedicated driver is not required is that operating systems include generic USB mass storage drivers that support the vast majority of flash drives. When a “NAND USB2Disk” device is connected, the system should automatically recognize it and assign a driver. If it fails to do so, the problem is unlikely to be a missing driver. Instead, it could be a corrupted firmware on the drive, a failing NAND chip, a loose connection, or a problem with the USB port or controller on the computer. In some cases, the drive may be using an uncommon or outdated controller chip that requires a vendor-specific driver, but for a generic “NAND USB2Disk,” such a driver is rarely distributed through official channels.
Troubleshooting tips
Many high-capacity drives (e.g., 2TB sticks from eBay) are actually small 32GB chips programmed to report a larger size. When they fail, they often revert to this generic name. nand usb2disk usb device driver download