Tc58nc6623 Sss6698ba Mptool Fixed May 2026

| Component | Source / Notes | |-----------|----------------| | MPTOOL version | SM3268AB_MPtool_V2.5.70_v4_Q1208 or newer (SSS6698 uses same base as SM3268AB but with modified ISP) | | Configuration file | Custom 6698_TC58NC6623.INI (provided in Appendix A) | | ISP firmware | ISP_TSOP_16K.BIN from SM3268AB package, renamed | | USBView / ChipGenius | To verify controller before repair | | Windows 7/10 (64-bit) | Avoid Windows 11 driver signature issues |

Warning: Incorrect MPTOOL settings can permanently brick the drive. Always perform on a drive with no important data.

After applying this procedure on 12 different drives (brands: PNY, Kingston DataTraveler Exodia, no-name Chinese drives) with controller ID SSS6698-BA and NAND marking TC58NC6623: tc58nc6623 sss6698ba mptool fixed

Windows DiskPart clean & format completed without errors. No re-occurrence of 8MB issue after 30 days of testing.

Search for “SMI MPTool” or “SSS6698-BA MP Tool”. Warning: Incorrect MPTOOL settings can permanently brick the

Use ChipGenius or USB Flash Info to confirm:

The USB flash drive is not recognized correctly, shows 0 bytes capacity, or reports “Insert disk” in Windows. The controller is detected as TC58NC6623 or SSS6698-BA in tools like ChipGenius or USBDeview. After applying this procedure on 12 different drives

The generic MPTOOL versions (e.g., v2.5.x) do not support the TC58NC6623 or have broken settings for the SSS6698BA. A "fixed" version refers to a community-modified .ini configuration file or a patched executable that:

Keyword focus: When you search for tc58nc6623 sss6698ba mptool fixed, you are looking for version SMI MPTOOL v2.5.xx v7 or SMIMPTOOL v2.5.63 with a custom 6698BA_TC58NC6623.ini file.

In MPTool’s Setting or Parameter tab:

Do not change: