To control which pages, blog posts, and request types are included in the search results:
Head to the Refined Administration.
Click Sites in the left-hand menu.
Select a site.
Click the Search Settings tab.
Scroll down to Promoted Search Results.
Toggle on Customize results in the Confluence and JSM results section.
Include or exclude:
Pages and blog posts from specific Confluence spaces.
Pages and blog posts with specific Confluence labels.
Request types from specific JSM projects.
...