How to Add Element Under Post Widget
Not like the sidebar and footer, we can add the widget below.
With a blog tricks below, we can add elements/widgets at some widget that in default we cannot add elements. For the example, main-wrapper/post widget (place the widgets we write a post)
How to add the element under the post widget?
Note the following picture. There's no menu 'add widget' :
Go to Layout - Edit HTML
Find this code:
<div id="main-wrapper">
<b:section class="main" id="main" showaddelement="no">
<b:section class="main" id="main" showaddelement="no">
The red text, replace with:
preferred="yes"
Then save. Go to Layout - Page Element. Now you can see, there is 'Add Widget' menu available for you.
This blog tricks can be apply for other widget that have code showaddelement="no"