WordPress is the easiest, and most popular way to create your own website or blog. In fact, WordPress accounts for more than 40.0% of all websites on the Internet. More than one in four websites you visit are probably powered by WordPress.
To add HeyForm plugin into your WordPress website, simply go to add plugins and search HeyForm and click on Install for installing the plugin. You check the documentation to know how to use the plugin.
If you didn't find the plugin from your WordPress dashboard, click here and install the plugin: https://wordpress.org/plugins/heyform/