[1] Single Post Layout: Select layout Standard
[2] Sidebar Single Post Layout: Select sidebar position on Blog. If you select Right or Left sidebar layout, then you are allowed to select the Blog single sidebar in [3]. If you select Full, your Blog Single page will show the content in full page
[4] Enable About Author: You can turn ON or turn OFF
[5] Enable Related Post: You can turn ON or turn OFF
[6] Related Post: The number of related post items
This will be the Posts Single page with Full page layout