Project Server 从2013版开始，增加了sharepoint 模式，并默认使用sharepoint权限模式，设置中可以对比sharepoint权限模式（图一）和project server权限模式（图二）的显示区别： 可以使用命令修改两种模式： Set-SPPRojectPermissionMode -Url "http://sp2016-1/sites/pwa2"-Mode ProjectServer Set-SPPRojectPermissionMode -Url "http://sp2016-1/sites/pwa2"-Mode SharePoint Project online使用的project server 权限模式。 这两种权限模式差别如下： Feature SharePoint permission mode Project Server permission mode Unified security management through SharePoint Server X Permissions inheritance for PWA and Workspaces X Direct authorization against Active Directory security groups X Claims-based authorization X X Manage authorization by role-based groups X X Extensible and customizable X X User delegation X Ability to secure work resources X Impersonation X Security filtering using the Resource Breakdown Structure X Custom Security Categories X