Task Settings Tab
The user's first name.
The user's surname.
The display name for the user.
The user's password. This is mandatory when creating an account, and optional when updating an account.
User Principal Name
The user's primary logon - for example "firstname.lastname@example.org". The domain name must be valid.
Change Password at Next Logon
Determines whether the user is required to change their password at next logon.