Espero que as soluções a seguir ajudem você. Do link …
It is common knowledge that if the password for the card is lost then it will be blocked for further use. In such a situation, the user can interface his mobile with the PC using Bluetooth or Infrared and make the changes and find the password in the file obtained thereafter.....
Solution number one
- Go to file manager on your mobile,
- In the "Settings" option,
- Choose system folders,
- In the "System" folder, there's a file called "MMCSTORE",
- Send that to your PC using IR/Bluetooth,
- Then open it in notepad.
- The password you need for your memory card is in that file
Solution number two:
- Insert card into your phone or through card reader but don't access it through phone.
- Run FExplorer and Open the path C:\system.
- You will find a file called mmcstore ,rename the file mmcstore.txt
- Copy that file(mmcstore.txt) to your pc and open that file in notepad.
- You will find your password in that file.(MMC) you can download FExplorer here
For Micro SD:
Put the card in any E series mobile or N95 etc and format it it will not ask for password.