Hide the "Validate-MailFlowThroughFrontDoor" command for Exchange Server 2019 and 2016

Applies to: Exchange Server 2019Exchange Server 2016


This update makes the Validate-MailFlowThroughFrontDoor command hidden in Microsoft Exchange Server 2019 and Exchange Server 2016. It is for internal use only.

How to get this update

To get this update, install one of the following updates:


Learn about the terminology that Microsoft uses to describe software updates.