Remove comments in WP

wp-remove-comments.php

<?php

add_action('wp_loaded', function() {
	remove_post_type_support('posts', 'comments');
	remove_post_type_support('posts', 'trackbacks');
	add_filter('comments_array', function() { return []; }, 20, 2 );
	add_filter('comments_open', function() { return false; }, 20, 2 );
	add_filter('pings_open', function() { return false; }, 20, 2 );
	if (is_admin()) {
		add_action('admin_menu', function() {
			remove_menu_page('edit-comments.php');
			remove_submenu_page('options-general.php', 'options-discussion.php');
		}, PHP_INT_MAX);
	}
});