For anyone looking to use the YARPP plugin, which is a built-in feature with the new release of JMAGZ, you’ll need to fix …
LINE 4 – /fragment/related-posts.php
If you’re using a child theme, the YARPP plugin will only recognize the JMAGZ template in your child theme. Upload yarpp-template-jmagz.php to the root directory of your child theme. This will make the PHP Custom option available in your YARPP plugin settings.