With Exchange Server 2013 CU9 and Exchange Server 2016 Microsoft has released a new version of the Hybrid Configuration Wizard (HCW). Instead of running the HCW online, it is now a small stand-alone application which is installed on the hybrid server.
Installing and running the Hybrid Configuration Wizard is so easy, initially I didn’t want to write a blog post about it at all. But writing one doesn’t harm, so here we go…
The HCW is only a configuration tool, it configures both Exchange 2013/2016 on-premises as well as Exchange Online. It gathers information regarding the hybrid servers, where to deliver and receive SMTP messages and what certificates are used.
To install the new HCW and reconfigure the hybrid configuration, logon to the Exchange Control Panel and click Hybrid: