Edit Post Author Name in WordPress Feeds

edit-author-name.php

<?php
function my_rss2_ns(){
    global $in_rss_feed;
    $in_rss_feed = true;
}
add_action('rss2_ns', 'my_rss2_ns');

function my_the_author($author){
    global $in_rss_feed;

    if($in_rss_feed){
        $author = "My Company Name";
    }
    
    return $author;
}
add_filter('the_author', 'my_the_author');
?>