First of all click on the “Edit with elementor” button. You will reach the elementor edit page. You will be able to find the widget “Latest Posts widget” :

Further you can adjust the layout of the section via “Advanced” setting option.

• Title: This option allows you to edit the header of the widget.
• Description: This option allows you to edit the description of the widget.
• Total Posts: This option will allow you to adjust the number of a post to be displayed in this section.
• Button Label: This option allows you to edit the button label