: If the drive still shows as "NAND USB2Disk" on a different computer, the problem is definitely the drive's internal hardware/firmware, not your PC. 2. Reinstall USB Drivers
Some NAND controllers lock the drive into a "Full" or "Read-Only" state when they detect a critical number of bad memory blocks to prevent further data loss. usb mass storage devicenand usb2disk full
Right-click the USB Mass Storage Device > > Browse my computer for drivers > Let me pick... > select the driver to refresh it. Data Recovery : If the drive still shows as "NAND
Sometimes, a corrupted Windows driver prevents the drive from being identified correctly. usb mass storage devicenand usb2disk full