Change Lost Password Page Link.

yzc_change_lost_password_link.php

<?php
/**
 * Change Lost Password Page Link.
 */
function yzc_change_lost_password_link( $old_link ) {
    return 'https://www.yoursite.com/put-new-lost-password-page-link-here';
}

add_filter( 'yz_lostpassword_url', 'yzc_change_lost_password_link', 100 );