Smi Mptool Sm32x Sm34x Smi Mass Production Tool Exclusive Jun 2026

Click to save your settings and return to the main dashboard.

Overwrites corrupted controller microcode with a fresh factory image.

Scans and masks corrupted NAND flash sectors to stabilize the drive. smi mptool sm32x sm34x smi mass production tool

This code identifies the physical NAND memory chip (Samsung, SanDisk, SK Hynix, Toshiba, etc.).

Look for models like SM3257EN , SM3267 , SM3268 , SM3281 (which fall under SM32x ) or newer USB 3.0/3.2 controllers like SM34x . Click to save your settings and return to the main dashboard

The tool supports a wide array of Silicon Motion controllers. Popular chips include:

If it doesn't appear, you may need to install the custom SMI factory driver included in the tool's Driver folder ( SMI_USB_Driver.inf ). Step 5: Configuring the Mass Production Settings Click on the button. This code identifies the physical NAND memory chip

The drive shows less capacity than it should.

Extract the downloaded SMI MPTool ZIP file to a folder on your desktop.

If your SM32x drive uses "DownGrade" or inferior NAND, the standard tool will fail. Use Dyna MPTool for these cases (e.g., SM3257ENBA/SM3259AA with low-quality chips).

Do not rely on the physical plastic casing of your USB. Instead, download a free diagnostic tool like or Flash Drive Information Extractor (Innostor) . Step 2: Analyze the Output