

piadmin is a specific account; piadmins is a PI Group with potentially multiple accounts assigned to it; 'piadmin' account is usually added to the 'piadmins' group
thank you for your reply
Hi RADONAMANDIMBY Imavomialy ,
Please refer to Built-in PI identities, users, and groups (aveva.com).
You can take away permissions from piadmins group. But piadmin will always have permissions.