Outlook 2025 To Do Bar Calendar Settings. Change which calendar to display by default in outlook, and move items between calendars. From my testing, i found that you can enable the to do bar at the right side of the email in the reading pane by clicking on the small calendar and to do icon at the top right near settings then choose to do, see the screenshot below.

In this post, we will show you how to choose the calendar you wish to use. The to do is (at least as of now) in the new outlook view.