Open a Shared Calendar in Outlook 2016
Open a calendar that someone shared with you in Outlook 2016.
Step 1: Choose Open Shared Calendar
Click the Open Calendar drop-down and select Open Shared Calendar.

Step 2: Click Name
Click Name.

Step 3: Pick the person sharing with you
From the Global Address List, select the user who is sharing the calendar with you. Click OK.

Step 4: Click OK
Click OK.

Step 5: Check your calendar
The shared calendar is now showing.
