1. Open Outlook App on your IOS or Android device
  2. Switch to Calendars
  3. Use menu located at top left corner (3 horizontal lines stacked vertically)
  4. Select + from top left corner
  5. Select Add a shared calendar
Shared Calendar

6. Search for the shared calendar you would like to add, and select +

7. The shared calendar should appear in list, then tick the box to add the calendar to you phone.