You can add comments to elements as a way of providing notes to other users or yourself. These are useful if you have configured an element in a specific way and you want to let other users know what and why you've done it.
- Navigate to a page or template with the Layout canvas
- Double click on an Element to edit its settings
- Click on Properties then navigate to Admin > Comments.
The comments form contains the following configuration:
- Add comments - Add a text comment to the selected element.