: Can create hidden partitions, security zones, or even "CD-ROM" partitions (ISO emulation) on a standard USB stick.

(Silicon Motion Mass Production Tool) is a specialized factory-level utility used for repairing, formatting, and re-flashing the firmware of USB flash drives and SSDs that utilize Silicon Motion (SMI) controllers.

: Revives drives that cannot be formatted by Windows or other high-level OS utilities.

Use a tool like ChipGenius to find your specific SMI controller model (e.g., SM3257EN, SM3267).

Before downloading any software, you must know exactly which SMI controller and NAND chip your drive uses.