The Blog Settings section in the The Architect theme Customizer contains 2 options. Navigate to Appearance → Customize → Theme Options → Blog Settings to access these settings.

Options

• Show Author Information (On/Off) — Show or hide author info on single posts.
• Number of Posts (Range) — Number of posts on the blog template (1–30).

After making changes, click Publish at the top of the Customizer to save your settings.