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 sidewade. 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
Seelect 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.
– 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).