This article provides a detailed explanation of each setting found in Schema → Settings → Schemas.
General Settings
Schema → Settings → Schemas → General.
– WPHeader
Enable this setting adds markup for the header section of the page WPHeader.
– WPFooter
Enable this setting adds markup for the footer section of the page WPFooter.
– Comments
Enable this setting to include comments in markup. Schema Premium will add commentCount and comment properties. The plugin will add comments that a page has received nested in the output markup using Comment as a value.
– Default Image
Specify a default image to be a fallback for missing Featured Images.
Breadcrumbs Settings
Schema → Settings → Schemas → Breadcrumbs.
A breadcrumb trail on a page indicates the page’s position in the site hierarchy.
– Breadcrumbs enable/disable
Enable this setting will generate breadcrumbs markup side-wide. It uses BreadcrumbList and will show on every page and archive when is possible.
The Schema Premium plugin will output only the schema.org markup in JSON-LD format. This means; you still need to output the actual HTML breadcrumbs that comes in the Theme you are using, or maybe via a breadcrumbs plugin.
– Breadcrumbs Show Homepage
Show “Home” in breadcrumbs.
– Breadcrumbs Homepage text
Change text from “Home” to anything else, example: your site name or brand.
Author Settings
Schema → Settings → Schemas → Author.
– Author Archives
Enable schema.org markup on Author archive pages.
– Author URL
Enable this will add author page url in Author markup. Keep disabled if you don’t want to expose author profile url.
Blog
Schema → Settings → Schemas → Blog.
– Blog Markup
Select type for blog posts page, you can choose between:
- Blog : If you have set BlogPosting as your main schema.org type for blog Posts.
- ItemList : If you have mixed types of content on the blog.
You can disable markup on Blog posts page by leaving this setting to “Select Markup Type”.
– Categories
Enable schema.org markup on Category archive pages.
– Tags
Enable schema.org markup on Tag archive pages.
Post Types
Schema → Settings → Schemas → Post Types.
– Post Type Archives
Enable schema.org markup on custom post types archive pages.
– Taxonomies
Enable schema.org markup on taxonomies archive pages.
Special Pages
Schema → Settings → Schemas → Special Pages.

– About Page
Select the About Page from the dropdown.
– Contact Page
Select the Contact Page from the dropdown.
Embeds
Schema → Settings → Schemas → Embeds.
– VideoObject
Enable VideoObject on embeds.
– AudioObject
Enable AudioObject on embeds.
– YouTube API Key
Enter a valid YouTube API Key to be used when pulling video details. You can obtain one from your Google Developer console (you must be logged in to Google account).