The setting page (as shown on the screen) of the plugin should be found under Products > Latest Product by Category link. On first use, you should not see the view like the previous screenshot. It would say Nothing have found. To add new item, click on Add New button.

When you click Add New button under the table and beside the Save button, a new row will appear on the table that replace the Nothing have found row. New row has 6 fields in it, a shortcode notification and a remove button at the rightest column. Category dropdown field contains the product categories of woocommerce.

Display as dropdown controls the display mode of the product grid either carousel or wall mode.

Subcategory settings dropdown field decides

1. Products only from selected category, not from child categories,

2. Products from selected category and child category in the same combination and

3. Child categories of the selected category divided into tabs with their relevant products.

Limit field decides how many products will be shown.

Status dropdown controls availability of the current setting on frontend.

Sort Order field used to manage the ordering mechanism of each setting (all positive integer values without 0. 1 should come first in the hierarchy as well as on frontend and so on).

Shortcode shows shortcode to access the current setting from frontend.

You can add as many configuration as you want. After finishing all job, click on Save button after the table to save the current configurations. When you again visit the page, you should see your saved configurations are there. Example view of the frontend is below: