Smi Mptool Sm32x Sm34x Smi Mass Production Tool //top\\ Jun 2026

| Controller | Recommended MPTool Version | Notes | | --- | --- | --- | | SM3257EN | SM3257EN_V2.5.xx | USB 2.0, very stable | | SM3267AE | SM3267AE_V2.5.xx | USB 3.0, good for MLC | | SM3268AB | SM3268AB_V2.5.xx | USB 3.0, TLC support | | SM3271AB | SM3271MPTool_V2.5.xx | Low-cost 3D TLC | | | Star_SM3281_V2.5.xx or SM3280MPTool | Fastest USB 3.1, requires smi_star variant | | SM3282 | SM3282MPTool | SSD-like performance |

: Fixes drives showing "No Media," "Write Protected," or "Disk is full" errors. smi mptool sm32x sm34x smi mass production tool

Using these tools erases all data on the drive and carries a risk of permanently bricking the device if the wrong firmware is applied. | Controller | Recommended MPTool Version | Notes

: Use Erase All Block for a deep repair. If the memory is relatively healthy, Erase Good Block Only may be faster. If the memory is relatively healthy, Erase Good

If you flash the wrong firmware, the drive will become a "dead" device (appears as 0 bytes or not detected). To recover this on SMI controllers: