Your USB drive should now be fully recovered. If the tool fails after multiple attempts, the NAND chip has likely reached its physical end-of-life. In that case, consider data recovery services – but for 90% of "dead" drives, the fixed MPTOOL brings them back to life.
Click (or Setup). If it asks for a password, try leaving it blank or using "123456". Select the Configuration (INI) File: tc58nc6623 sss6698ba mptool fixed
This usually indicates the physical NAND flash is physically damaged (worn out), and the controller cannot write the new firmware to the chip. Conclusion Your USB drive should now be fully recovered