You must be logged-on as an Exchange organization administrator to install the first Client Access server role in the topology.
You must be an Administrator to remove this application. To remove this application, you can log on as an Administrator, ...
You must be an Exchange Full Administrator at the organization level to install the first instance of this component. Once ...
You must be at least a Full Exchange Administrator at the Administrative Group level to run setup. You must use an account ...
You must be at least an Exchange Administrator at the Administrative Group level to run update. You must use an account that ...
You must be logged-on as an Exchange organization administrator to install the first Client Access server role in the topology. ...
You must be logged-on as an Exchange organization administrator to install the first Hub Transport server role in the topology. ...
You must be logged-on as an Exchange organization administrator to install the first Mailbox Server role in the topology. ...
You must be logged-on as an Exchange organization administrator to install the first Unified Messaging server role in the ...
You must configure Microsoft Exchange Server Mailbox Manager, via Microsoft Exchange Administrator, before running the service, ...