Under Theme Options > Blog > Blog Settings you can find and manage your blog posts settings, template, excerpt length, excerpt type, etc..

1. Sidebar – Choose sidebar position for archive and single blog pages
2. Template – Choose archive blog posts template
3. Hover Icon – Will show icon on mouse hover over posts image
4. Excerpt Length – Limit characters or words for post description
5. Excerpt Type – You can change excerpt length type by characters or words
6. Excerpt Dots – Post excerpt continue, default is three dots
7. 2x Height Image – Will change post featured image height size 2x bigger
8. Read More – Translation for read more button title
9. Not Found Message – Translation for posts not found messages
10. Comments Disable Message – Translation of when comments are disabled

• Custom Template – If you create a custom page from Dashboard > Pages and insert Posts Grid element inside it and publish, then from Blog settings you can set it as custom blog page.