For Android Devices
1.Go to file manager on your mobile.
2.In the settings options choose system folders.
3.In the system folder, locate the file named as mmcstore.
4.Send the located file on your PC or Laptop via data cable or Bluetooth.
5.Then, open the file in Notepad.
6.Once the file is opened, you will be able to see the password in the opened file.
You can apply this way to remove memory card password from android devices or any other file explorer phone which permits you to access to mmcstore file of memory card
