-To manage Blog Section, in Blog Section setting, navigate to SECTION > Blog Section
-To display a Blog Section on frontend, you can add Blog Section like as add normal section.
-Add heading block on input ‘Heading’
-Choose display blog post on select box
-Add, You have different options: Show/Hide author, date, short description, ‘read more’ button
-And then, You can add number posts display on input ‘Posts’