The Post Installer is used for installing and upgrading viewer templates.
Windows Server 2012 or Windows 8, and Newer Versions:
On the Start menu, type Post Install, and then click Post Installer.
Windows Server 2008 or Windows 7:
In the Start menu, click All Programs | VertiGIS | Geocortex Essentials [Version] [Instance] | Post Installer.
[Version] is the Essentials version number. [Instance] is the instance name, if Essentials is installed as a