Thanks for the question!
To install the add-on:
1. From the form's edit page, click on the ellipsis in the top-right, near your profile picture.
2. From that dropdown, click "Add-Ons".
3. In the popup, type "Form Code Generator" in the search bar.
4. Click on "Form Code Generator"
5. Select "Install".
To setup the add-on:
1. Create a new field in your form called "Email Address". Make sure this is a "Short Answer" type.
2. After a few seconds, there should be a plugin icon at the top-right of your form. Click on this.
3. Click on "Form Code Generator" from the dropdown.
4. Select "Configure generator", and a menu will pop up in the bottom-right.
5. After filling out the desired settings, click on "Save"
The plugin should now work!