Squirrly SEO: Custom Meta Robots for custom post type (CPT) archives

functions.php

<?php 
/*
 * Squirrly SEO: Custom Meta Robots for custom post type (CPT) archives.
 *
 * Set `<meta name="robots" content="noindex,nofollow">` for WPAutoTerms archives (e.g. /terms page).
 *
 * Must be a priority AFTER 11 and BEFORE 99 due to the plugin's own use
 * of this same filter hook in squirrly-seo/models/services/Noindex.php
 *
 * @link https://gist.github.com/cliffordp/f4ac939df52f1ba7f3120801eea43a32 This snippet.
 * @link https://squirrly.feedbear.com/boards/squirrly-seo/posts/automation-ability-to-control-indexing-for-each-post-type-s-archive-instead-of-all-archives-of-all-post-types
 */
add_filter( 'sq_noindex', 'squirrlyseo_custom_meta_robots_for_cpt_archives', 90 );

function squirrlyseo_custom_meta_robots_for_cpt_archives( array $robots ) {
	if ( is_post_type_archive( 'wpautoterms_page' ) ) {
		$robots[0] = 'noindex';
		$robots[1] = 'nofollow';
	}

	return $robots;
}