To update your password go to the login screen of the application and click the "Forgot Your Password?" link highlighted in blue above the "Login" button.
This will take you to the password recovery page where you can enter the email associated with your account and click "Send Reset Email".
The email with the password reset link will be sent to you right away. If you do not receive a link within 2 minutes, submit the request again.
Please let us know if you have any questions or concerns, we are always happy to help!