Unable to change password for LDAP Authenticted user in FrontEnd

We have enabled the LDAP authentication in our Infra and we are able to login to Front End with LDAP authenticated user. How ever the user is try to reset the password from Front End and the password is not syncing with LDAP authentication server (AD Server). also the changed password is showing in the user profile with empty text.

Kindly suggest if there any configuration need to be done or any assistance on this request .