1. Add “tag” functionality for your WordPress website with the following instructions:
https://www.sitepoint.com/wordpress-pages-use-tags/
2. Add some tags to your pages:
3. Select both “Pages” and “Posts” for the “Post Types”:
4. Choose the tags previously applied to your pages:
5. Select your Pages to include in the Grid:
6. Add the “Filter” control to your Grid:
7. Select the tags to be included in the Filter Navigation:
Result:
