title: I can't edit propertiesService
body: <p>I can't edit script properties on Google Apps Script.</p>
  
  <p>① Made script on Google SpreadSheet<br>
  ・Owner of SpreadSheet : A (not me)<br>
  ・made script : me    </p>
  
  <p>②A give the right of owner of the SpreadSheet, because I wanna edit Script Properties<br>
  1)A gave me the rights<br>
  2)But I could't edit script properties<br>
  3)I searched and found that A had been owner of project on IAM in GCP    </p>
  
  <p>③I backed the right A again, cause I asked A to edit script properties<br>
  1)A is owner of spreadSheet and project in GCP<br>
  2)but A can't edit script properties    </p>
  
  <p>How can A edit script properties??</p>