Enable Free/Busy information between the Office 365 users from two different tenants, when the Autodiscover of one of them is pointing On-Premise

Use this when you and your friendly companies both on Office 365 want to share free/busy information for better meeting scheduling. PowerShell method at the bottom. On the cool tenant From the Office 365 admin center dashboard, go to Admin > Exchange. Go to Organization > Sharing. Under Organization Sharing, click New . In New […]