Example:

There must be enough categories and posts first.

1. Go to the Home page : Click Site -> Pages -> Home 

2. Click the Content menu -> Click the Blank section -> Select the 3-Columns Design section, then Drag and Drop it into a web page.

3. Click the mouse on the block, click ->Insert -> Widget  -> Blog -> Recent Post List Setting, then click Insert Element.   

4. Select Category:

- Click the Setting tab,then click the Select button.

- Checkbox on the category name, then click OK. 

5. Design and Settings:

- On the Design tab, select the thumbnail design to which you want to apply.

- On the Setting tab, Setting to which you want to apply, and then click Preview.

6. Click the next block and repeat the steps above (select different categories), click any area on web page, then click Save.

7. Review your website.