A complex form display may affect the page's parts and updating. In order to edit the page, add a second form to the Form Display part temporarily so you can work on the page:
  1. Locate the Form Display Part
  2. Click on the gear
  3. Click on Edit Part
  4. Click on Add Form
  5. Click on the binoculars to search for another form
  6. Select to add it
  7. Enter a form display name
  8. Click Save
  9. Edit the page as desired
  10. Once edits are complete, locate the Form Display Part
  11. Click on the gear
  12. Click on Edit Part
  13. Delete the form added in steps 1 through 8
  14. Click Save
  15. Repeat steps 1 through 14 if additional edits are needed