How to create child pages under a custom post type

Overview

Steps for enabling support for parent-child relationships between pages and custom post types, using the Custom Post Types UI plugin.

Steps

1. Click CPT UI
2. Click Add/Edit Post Types
3. Click Edit Post Types
4. Select the post type you want to enable parent-child relationships for
5. Scroll down until you find the Hierarchical option
6. Select True
7. Click Save Post Type