STEPS
〰️ Download and Install the ES File Explorer App from Playstore.
〰️ Enter the Password protected Memory Card/SD Card on your Android phone.
〰️ Open ES File Explorer App and Go to System Folder.
〰️ In System Folder you will find a MMCSTORE file.
〰️ You have to rename the file as mmcstore.txt
〰️ Now open file and you will find your Memory/SD card password there.
〰️ Now you can visit the phone by which the memory card is locked.
〰️ Go to Password Remove option and put down the password you got in a text file