Shortcodes allow you to define exactly what content is included in a column. These are short pieces of text that indicate where the effect will start and where it will end.
Place your cursor where you’d like the first column to begin. It’s a good idea to make a new line.
Click on the Column Shortcode Icon above the Visual editor toolbar.
Click the icon for the desired column size.
The editor will insert the correct shortcodes depending on your column size. For example: a two-column layout will use
Now that you know the shortcode for that column size, cut and paste the end shortcode where the column should end. For a three-column layout, the end code is
[/one_half]. Tip: You may want to switch from Visual to the Text tab to view the HTML.
The final result should look like this in Text mode: