Scroll down and click on "Advanced Settings" to find the below feature :
- If the option is checked, you will be able to put a status on each of the messages that have been created through this form.
To do so, go to "Dashboard", then click on "Forms".
From the list of forms you have received, select the "Answer Follow-up" icon of the button of your choice :
You will see the following pop-in :
From this window, you can change (1) the status of the form, (2) add a comment, see the list of modifications, and (3) see a comment.