The Wizard can be started from Exchange Admin Center (EAC) or ECP by going to the “hybrid” tab.
Clicking on the “configure” button redirects you to the Office 365 login page. To continue, you have to enter your tenant’s global administrator credentials. By default, administrator’s login has the following format: firstname.lastname@example.org. In a few seconds, a page with a download link should appear:
You should have this Wizard after the download, you should have the wizard version on the upper right side
his stage, the installation process should be completed, and a shortcut to the HCW should have appeared on the desktop. The Wizard should start automatically. If not, run it using the shortcut.
Click Next and tick the optimal Exchange server
Click Next and the on-premise exchange will be auto detected and you will need to type in the credential of your global admin account of your Office 365
The wizard will go to a validation phase and option for you to enable Federation trust, enable it as prompted.
Federation Trust is a required feature for the full Hybrid deployment. It enables sharing calendar free/busy information within a Hybrid environment, between all users.
After that, it will ask you to add a TXT record on your public DNS host to verify your domain ownership
Add the domain to your DNS host and check DNS global replication
After verifying, you will need to setup the mail transport for your hybrid setup
Choose the typical setup
As a requirement for hybrid, you will need to have an SSL certificates for your server external links
Choose it for your secure mail transport and for the connectors (both directions)
Enter your organization FQDN
Finally, click the Update button and complete the configuration