Forum Discussion
Cannot open calendar properties
Hello, we have Exchange 2016 on prem and Exchange online running in hybrid operation. Problem: I can't open the calendar properties of a resource mailbox in Outlook. This mailbox is on Exchange Onl...
If you have the mailboxes exist in the same org (either both on-prem or both in EXO) this should fix the issue. Lots of things fail to work well when you don't locate the mailboxes in the same org, calendar permissions being one of them.