The Mobile Interface software is composed of two programs. One is written in Arduino programming language and is uploaded to the Arduino board. The second program for Android devices can be downloaded from Google Play Store. The code in the file Change_Name.ino can be used to change the name and password of the HC-06 Bluetooth Module.
Download the program to change HC-06 Bluetooth Module name and password.
Download the Arduino program
Link to install the interface app for Android Devices