When I go to https://developer.microsoft.com/en-us/graph/graph-explorer and log in with my Azure account, I cannot revoke access to mail.send:
And am presented with this message:
"You require Directory.Read.All and DelegatedPermissionGrant.ReadWrite.All to be able to revoke consent to permissions"
So I granted access here:
And Here:
However it appears that Admin Consent is required and I am not sure how to approve.
Thanks in advance.