If you need to edit any of your Field Sections, this can be done by going to the hammer icon and selecting Field Editor.
To edit an existing Field Section, find the one you would like to edit and click on Edit.
A side panel will open on the right side of the screen where you can make any of the following modifications.
Group - If you added the Field Section to the wrong Field Group, you can click on the dropdown to move it to the correct one.
Title - Update the title of the Field Section to something different.
Visibility - You have two options for this; Show This Section or Hide This Section.
If you show a section, it will appear under the details of any property you view.
If you hide a section, it will no longer appear under the details for any property.
Once you've made your changes, click on Update.