On this tab, you can see a list of documents (pages) that are using the page template. By clicking a document in the list, you will be redirected to the document's CMS Desk -> Edit mode.

 

The documents in the list can be filtered according to the Site they are on, their Document name and their Document type.

 

Page url: http://devnet.kentico.com/docs/5_5r2/contexthelp/index.html?page_templates_documents.htm