A list that tells the software exactly how to talk to your specific NAND chips (e.g., Intel, Micron, SanDisk, or Samsung).

Silicon Motion does not provide a "universal" updater for consumers. You need a specific version of the SMI MPTool that supports your NAND type. Official Brand Tools

Look at the physical circuit board. Near the controller, you may see SM2259XT_A1 or SM2259XT_B1 . Revision B1 supports newer 3D NAND (128+ layers).