You can add a contact form by using the button on text editor (as in the image above) or by typing the shortcode (as in the example here below). You must select one of the contact forms you have created on Enfinity admin panel → Contact forms → Create your forms (watch the video tutorial). After creating a form you must some fields to it. To edit a form you must go to Enfinity admin panel → Contact forms → The name of the form.

You can put a form into a sidebar by using the widget available on Enfinity.

[ pix_contact_form form="contact-form-name" ]

[pix_contact_form form="contact-shortcode"]