WordPress shortcodes are small chunks of codes which are created through a very simple process. They can accomplish complex task for programmers without writing complex and ugly codes. In WordPress, shortcodes performs many interesting tasks. Unfortunately, by default, adding shortcode to the WordPress sidebar widget is not possible. However, here is a little trick using which you can insert the shortcodes to the sidebar widget of WordPress.
Follow below steps to accomplish this task:
Open or create the file functions.php
Add the following code to the file of functions.php
In this code, just a filter is added on the function of widget_text() to execute the function of do_shortcode(). This way the shortcodes are enabled in sidebar widgets of WordPress.