If you are the user and know your current password:
- Log in to Infrastructure Manager as that user
- Go to Security - > Change Password
- A password prompt will appear to reset the password.
If you want to change another user's password and have sufficient rights to change the password.
- Login as the user with escalated permissions in the Infrastructure Manager
- Click Security -> User Administration
- Right Click the administrator user, and Select User
- Select "Set Password" to reset the administrator user password.