Whenever you need to call a widget so that it displays on a web page, you are required to provide the short code which is formatted as such:
[widget=widget name here]
How to Access This Short Code -
In order to access the short code version of the widgets, navigate to Toolbox » Widget Manager
For Customized Widgets, click "Actions" which will open the drop-down menu. Select "Copy Shortcode":
For Default Widgets, click Actions which will open the drop-down menu. Select "Copy Shortcode":
For customized widgets, selecting the "Edit" button will redirect to the "Edit" view of the widget specified.
Scroll down all the way down and to find the short code:
Copy the code on the left in order to call a widget on a web page:
Where to Paste This Short Code?
In order to call a widget on a web page, navigate to Content » Edit Web Pages » Click on "New Web Page" OR click on "Edit" on preferred existing page:
Inside the editor, paste the short code that was copied earlier to the section highlighted down below:
After clicking on "Save Web Page", the web page will be created on the fly and the respective widget will be called.