You have Global header settings here
https://www.awesomescreenshot.com/image/3167342/7976d7ee0d0e531d024ae001234a3997
and it applies for all headers if you have Default option on the page here https://www.awesomescreenshot.com/image/3167348/6e6e62657db187107c12613224c27072
If you choose Header1 - 5 it overwrite Global header option on this page.