Add a Shared Calendar Outlook (MAC)
Open Outlook for Mac and go to the Calendar view.
Click the calendar icon on the left sidebar (circled in red in the image below).
Add a Calendar.
In the bottom-left corner of the Calendar window, click on Add Calendar
A dropdown menu will appear with an option to Add Shared Calendar.
Search for the Shared Calendar.
After selecting Add Shared Calendar, a pop-up search bar will appear (as seen in the second image).
In the search bar, type the name or email of the shared calendar you wish to add.
Select the Shared Calendar.
Once you type in the name or email, relevant shared calendars will appear in the search results
Choose the calendar you want to add.
Click Open.
Click the Open button at the bottom of the window to add the shared calendar.
Check Your Calendar List.
The shared calendar should now be listed under your calendar view, and you can view events and appointments from it.