Explanation
1. Click on the password reset linkInclude a Click here to reset your password link on the Okta Sign-On page so that users can intuitively initiate the password reset ow. By combining self-service password resets with SSO, not only can organizations reduce the number of required passwords (a security benet, as well as end-user convenience) but users are able to access all their applications through a single password reset.
2. Receive either an email or an SMS messageThe user has the option to receive either an email or an SMS message containing a password reset code. With both options, the user still has to answer a security question to verify identity before they are allowed to reset their password. This security question and answer is created when users enroll in Okta MFA.
3. Enter a new passwordThe newly created password can still impose the same password policies such as character length, number of special characters required, etc., ensuring a consistent password policy throughout the organization.
https://www.okta.com/resources/whitepaper/enable-self-service-password-resets/