WordPress automatically creates an attachment page for every media file uploaded to its media library. Some themes provides you feature to enable and disable search engine indexing for attachment pages. Other than this popular SEO plugin by Yoast also allows you to disable indexing for attachment pages and you can redirect them all to their parent post URLs.
This tutorial is on new WordPress plugin specially designed for this single plugin and for the website owners who need to use Attachment Pages without redirecting and without indexing them.
The plugin add the tag META NOINDEX to attachment pages of your WordPresss site so images and other multimedia file present into any post/page can be linked to Attachment Page using WordPress Theme Hierarchy (attachment.php, image.php …$mimetype.php, etc.) and the plugin will be able to doesn´t index Attachment Pages which improves SEO (Search Engine Optimization).
To make this plugin work, simply install and activate it. That’s all.
If you also know about any similar useful plugin, hack or trick then feel free to mention it in the following comments.