How to Completely Remove Archive Title a.k.a the_archive_title?

You can add the following function in the functions.php of your child theme.

add_filter('get_the_archive_title', 'my_get_the_archive_title' );
function my_get_the_archive_title( $title ) {
    if ( is_category() ) {
        $title = single_cat_title( '', false );
    } elseif ( is_tag() ) {
        $title = single_tag_title( '', false );
    } elseif ( is_author() ) {
        $title="<span class="vcard">" . get_the_author() . '</span>' ;
    }

    return $title;
}