You can add plugin search forms on your website in several ways. Choose the one that suits you best.
The easiest way to add a form to the site. Just enable one setting from the plugin settings page and all search forms on your website will be replaced with plugin forms.
For advanced users. Add a search form to any place on your website with only one line of code.
Support for must popular page builder plugins.
Just use the built-in search form modules and place it to the needed place on your page where you want to have the search form.
By default, the plugin does not add its form automatically. You need to add it in one of the ways described above.
This setting does not work for all themes. Please try other described ways to add a search form to the website.
All depends on the WordPress theme that you are using and the place where you want to add the form. If you are not familiar with coding it is better to contact the author of the theme or with a developer that can help you.
Yes, sure. There are special settings for this. Please read more here.
Download free version from wordpress.org repository.
Read about differences between free and pro versions here.