Lost SMS on Android phone due to delete or format the SD card is actually very common nowadays. Are you the one who are eager to address problem? If yes, congratulations, you are here in the right place. Above all, you need to know the deletion won't wipe the real data that have saved on your Android phone memory card, they are still there. But you should not use your phone to send or receive messages now because at present there's no known way to extract deleted text messages from Android that have been overwritten.