One can change iPlum password by either of 2 ways:
1. If you know your existing password: Login https://my.iplum.com .Click the Small icon at top right corner, it will have an option to “Change Password”.
2. If you don't know your existing password: At login screen for web account https://my.iplum.com or the mobile app simply click “Forgot Password”. The system will send you a text to your login-id phone number and an email with reset password link.The reset password link normally has couple hours validity for security purposes.