Enable Shortcode in Widget

To enable this plugin in widget you need to add a filter

add_filter( 'widget_text', 'do_shortcode');

• Go to Plugin editor
• Select this plugin
• paste the code before the following code
• add_action( 'publish_askme', 'publish_askme_hook' );
• Update file

The plugin will start working in widget.

https://wordpress.org/plugins/askme/