title_body: Create ePUB in Calibre without Document Outline?
upvoted_answer: I found a way to remove the Document Outline from Calibre.
  
  
  Select the book
  Press edit book
  At left under 'Text' section: find the file with the Document Outline (press doble click to check)
  Remove it (right click - delete)
  Save
  
  
  Done