How To Share Outlook Calendar Outside Network. Here are the steps to add a shared calendar to outlook: In outlook on the web, select calendar.

You have control of what details. Navigate to the calendar you want to share using the round checkboxes under my calendars on the bottom left.
From Your Calendar Folder, Go To The Home Tab ≫ Manage Calendars Group, And Click Add Calendar ≫ Open Shared.
Select add calendar > upload from file.
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Choose the calendar you want to add the events to.
Launch Sync2 Cloud, Press Share Calendar, Choose Which Calendar To Share;
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Select Home ≫ Share Calendar.
Choose the calendar you want to add the events to.
Open Your Calendar In Outlook.
Navigate to the calendar you want to share using the round checkboxes under my calendars on the bottom left.
If You Want To Share A Calendar With Someone Who Works For The Same Organization, The Process Is Quite Simple.