Admin can also change password for User. If User request Admin to change password for him, then Admin can use this option change password and can send notification or mail to User about password change. This option can be found under,
Admin Panel → Users → Users List
1. Click on Users List. You can find Key icon in Action field for each and every user. Click on that icon to whom you have to change password.
2. Enter new password and click on Submit button.