1. install the web2application plug-in from the plugin directory or from this link: https://wordpress.org/plugins/web2application/
2. After activation of the plugin, go to the settings page
3. activate the search widget.
4. go back into your site and check the search – it should automatically work on your search field.
please clear the cache if enabled on the site .
if you have any problem please contact our support by email or chat through our website.