If the MPTool fails to clear the write protection, the NAND chip itself may be physically exhausted (worn out), meaning the drive is beyond software repair. Conclusion
The "patched" versions of the often include: tc58nc6623 sss6698ba mptool patched
Before downloading any software, confirm your drive's controller using a hardware identification tool like or Flash Drive Information Extractor . You are looking for: Controller: SSS6698-BA / TC58NC6623 Flash ID: (e.g., Toshiba, SanDisk, or Hynix NAND strings) If the MPTool fails to clear the write
If the process finishes with a "Pass" or a green highlight, your drive has been successfully reformatted at the controller level. Why Use a "Patched" Version? Why Use a "Patched" Version
If you’ve encountered a USB flash drive that is suddenly "Write Protected," showing "No Media" in Disk Management, or refusing to format, you are likely dealing with a firmware corruption issue. For drives utilizing the (also known as the SSS6698-BA ) controller, the standard Windows formatting tools won't help.