Step 1 – From your admin Dashboard navigate to : Appearance > Customize >  Blog

Step 2 – Set up Archive & Category Settings.

You can set the Global (default) layout for the archive blog page and category blog post then select the content sidebar to display

Step 3 – Set up Single Post Setting

• Show share post: enable or disable the share post function
• Show related post: enable or disable related post
• Number of posts to show: select the number of related posts to show
• Single blog layout: Select a layout for single blog.