Outlook delegate calendar not updating
To use your Exchange account, set up the account in Outlook for Mac.Outlook for Mac does not support “direct booking” as does Outlook for Windows Direct booking is feature and Outlook for Mac uses Exchange Web Services.Mac users must grant the "Reviewer" role to Outlook 2011 users.Basic free/busy time viewing is only viewable via the Outlook 2011 Scheduling Assistant feature, or via OWA.The Calendar can be viewed in Overlay mode if you open more than one Calendar.
Calendar Sharing Within Outlook 2011 for Mac Outlook 2011/2016 users must be granted "Reviewer" access to another person's calendar to be able open that calendar and view details.
Third-party applications that index content can decrease performance in Outlook for Mac Third-party applications, such as Virex and Launch Bar, that index content on your hard disk may not recognize the new Outlook for Mac database. To resolve this issue, if the third-party allows the exclusion of certain directories, then include the Users//Documents/Microsoft User Data/Office 2011 Identities folder in the exclusion list.
Outlook for Mac does not synchronize with the Exchange Server mailbox master category list Actions such as renaming a category might result in extraneous categories in other Exchange clients, such as Outlook for Windows and Outlook Web App. Mail, calendar events, contacts, tasks, and notes with categories created in Outlook for Mac synchronize with Outlook for Windows but might not keep their colors At this time, while category names will synchronize, category colors do not sync.
Updated March 2017 with additional steps for un-syncing calendars.
If you accepted an invitation from someone to share a Google calendar but aren't seeing it on your i Phone, i Pad, or Mac; it could be due to your Google Sync settings.
(Note: Outlook 2011 users who have a "Reviewer" role may also be able to select another mailbox, Exchange will not allow you to send on the behalf of that person).