Note: To change a PO instance permissions mode you must have admin access to the office 365 portal. 

  • Login to the Office 365 portal.
  • From the navigation along the left under the ADMIN section select SharePoint

clip_image002

  • Check the box to the left of the site collection that contains PWA. then From the ribbon click the Project Web App button and select settings.

clip_image004

  • Select the desired permissions mode and click ok

clip_image006