To include Meta Tag details for your public pages, simply follow these steps:

• Go to Campaigns in the left-sidebar menu and then open the relevant campaign.
  Select the specific page you would like to edit.
  
• Once opened, click on the Page Options in the left-sidebar menu.
  
• Click the SEO Meta Data.
  
• Additional Meta Data settings will appear.Enter the relevant Title, Image, Description and Keywords for your page.
  + No Index – if enabled, the page will not be added into the web search’s index.
  + No Follow – if enabled, this will not allow search engine bots to follow link.
• Once done updating the details, click on SAVE.

To hide your public pages from Search Engine’s search results, tick the No Index option
To prevent Search Engine’s from following links to your page, tick the No Follow option