In order to change your password, you will need to exit the payzy pro app and switch to the payzy by COSMOTE application.
In the section "Security settings" you have to select "Change password". The password you will define must include:
-At least 8 characters
-One capital letter
-One lowercase letter
-One number
-One symbol
Keep in mind that your password will change automatically in both the payzy and the payzy pro app.