For more details see how the Google Rich Snippets for Magento 2 extension works.
Provide the customers with a better shopping experience using Rich Snippets extension for Magento 2. Greatly enhance your snippets in the search results.
Fixed Category Path - Enable extended breadcrumbs to display on the product pages.
Enabled - Enable extended breadcrumbs to display in the rich snippets.
Type - You can modify the breadcrumbs type for the search engine, specifying a short type:
Specify your Website Name to include it in Google rich snippets.
Specify Organization Name, Logo URL and other data to include it in the search results.
Add your Social Profiles to your Google Rich Snippets.
Display a handy Search Box in Google search results' snippets.
Show Products Data - This option adds snippets for the products from the category they are assigned to.
Show Availability - This option adds the stock availability tag to product rich snippets to let customers know whether the product they are looking for is in stock right from Google search results.
priceValidUntil Default Value - Allows for setting a date value that will be displayed for the priceValidUntil snippet
Use “Special Price To” Value for priceValidUntil Snippet - If set to 'Yes' “Special Price To” date will replace default value in the priceValidUntil Snippet when applicable.
Show Condition - This option adds the new condition tag to product rich snippets
Show Configurable Products as - the feature lets Google mark all the simple products of configurable one in a relevant way, thus the simple products are shown in the search results as Main Offers, List of Associated Product Offers or Aggregate Offers.
Show Grouped Products as - lets Google mark all the simple products of grouped product and suggest them as offers in the search result.
Description - select what sort of description to include in rich snippets: Product Short Description, Product Full Description, Page Meta Description.
Show Rating - Enable rating in rich snippets.
Rating Format - Choose rating format (either percent or numeric) to be used in product snippet.
You can precisely specify the values of what product attribute should be employed in Rich Snippets for Brand and Manufacturer field.
Custom Properties - please specify the list of comma separated schema.org properties and attribute codes (format: property,attribute code). The attribute’s values will replace/fill in the values for schema.org property in rich data.
Example of pair: mpn, sku. In that case mpn will be replaced with sku value.
If you need to add separate attribute as property for rich data, please insert just attribute code.
Example of new attribute: test_attribute. If the product has a value from attribute with attribute code 'test_attribute', then this value will be displayed in rich data.
Find out how to install the Rich Snippets extension for Magento 2 via Composer.