[WordPress] Automatically rename post slug on post save

WP_automatically_rename_slug_on_post_save.php

<?php

// Change & Save New Permalink if post title was changed
function update_slug_on_edit( $data, $postarr ) 
{
	global $post;
	$id = $post->ID;
	
	$status = $post->post_status;
	$cpt = get_post_type($id);
	$parent = $post->post_parent;

	$title = $data['post_title'];
	$partial_slug = sanitize_title($title);
	$new_slug = wp_unique_post_slug($partial_slug, $id, $status, $cpt, $parent);

	if (!wp_is_post_revision($id)) {
        	$data['post_name'] = $new_slug;
    	}
    	return $data;
}
add_filter( 'wp_insert_post_data', 'update_slug_on_edit', 99, 2 );