Adding Calendar Event Attachments to Your Calendar (New Outlook)
With the new Outlook app, adding any calendar events from an ICS file has changed.
- Download the .ICS file.
- In the new Outlook app, click the calendar icon on the left.

- Click Add Calendar.
- In the new window, in the left-side tab, click Upload from file.
- Either drag the .ICS file from the folder it was downloaded to, or select the Browse option and select it from there.
- Select the Calendar you would like to add it to.
- Select the Import button and the event should be added.

