Tc58nc6623 Sss6698ba Mptool Fixed ((top)) Jun 2026

The TC58NC6623 SSS6698BA is a high-capacity NAND flash memory chip designed by Toshiba, widely used in various applications, including solid-state drives (SSDs), USB flash drives, and other storage devices. This chip boasts an impressive storage capacity, high-speed data transfer rates, and low power consumption, making it a popular choice among manufacturers and consumers alike.

: Connect the drive, wait for the tool to detect it, and click Start to begin the mass production process. This re-initializes the NAND and recreates the partition. Common Issues tc58nc6623 sss6698ba mptool fixed

Disclaimer: Editing firmware is risky. This guide is for educational purposes. The author is not responsible for data loss or hardware damage. Always verify that your tool matches your exact NAND revision (e.g., TC58NC6623G vs. TC58NC6623X). The TC58NC6623 SSS6698BA is a high-capacity NAND flash

| Error Message | Cause | Fix | | :--- | :--- | :--- | | | Too many physical defects on TC58NC6623 | In settings -> Bad Block, increase "Allow Bad Block %" to 10–15% | | Compare Flash ID fail | Wrong ISP file or corrupted NAND | Manually paste Flash ID: 98 3E 98 B3 76 F2 in the .ini file | | Disk Write protected | Controller locked due to bad blocks | Short pins 29 & 30 of the SSS6698BA (hardware recovery – advanced) | | Hang at Step 4 (Download ISP) | Power issue or bad USB port | Use a USB 2.0 port (lower current = stable flashing) | | Device not found | Driver conflict | In Device Manager, uninstall “USB Mass Storage” with “Delete driver”. Then refresh. | This re-initializes the NAND and recreates the partition

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 :

The TC58NC6623 SSS6698BA MPTool fixed solution offers a reliable and efficient way to repair and unlock your Toshiba NAND flash memory chip. By following the step-by-step guide outlined in this article, you can successfully fix common issues, such as bad blocks, firmware corruption, and logical damage.

[ISP] ISP_FILE=ISP_TSOP_16K.BIN MP_FILE=MP_TSOP_16K.BIN