1. Create a group within the pop up, then set the ‘Type of Content’ to the data type you are pulling from the repeating group
  2. Set the Data source of the group to the Popup’s custom state
  3. Add an input field to the group, and set the value to 'Parent groups thing’s, then select the {field you want to edit}
  4. Enable autobinding on parent elements thing, and ensure in your privacy section of the database that you’ve set up autobinding for that data type and specific field