1. Go to Settings
  2. Choose Navigation
  3. Choose Footer Navigation
  4. Basic Footer
  5. Add Link
  6. Click the check mark
  7. Message appears in the top right hand corner that the footer navigation link has been updated.
  8. Save button is disabled
  9. Change and revert the change on another part or field
  10. Save button is enabled
Trying to move after 8. gives an error message saying changes are unsaved to save or discard, but could not save it.