How to share your personal calendar in Outlook (On-site Exchange)
To share your personal calendar to other users, please use the following instructions. This guide is for users on on-site Exchange. If you use Office 365, please see the guide here.
1. Open the Calendar tab
Select Calendar at the bottom left of the Outlook window.
2. Share the calendar
Right-click your calendar and select Share > Share Calendar.
3. Send the sharing email
Enter the email address of the person you want to share the calendar with into the To box.
Select the permissions from the drop down menu and click send.
4. Open the calendar
Once you have sent the sharing email, the other user will receive an email. They can then click the Open button from the email to view the calendar. This will then stay in their 'Other Calendars' section in Outlook.