To Do
You can keep track of what you need to do, and assign tasks to others.
- Getting started with To Do
  You can create, assign, and organize to do items.
- To Do Quick Reference
  This quick reference includes a screen image explaining the basics in To Do, as well as tables listing other commonly-used tasks and shortcuts.
- Personalizing your To Do settings
  You can set alarms for to do items, view to do items for today only, and more.
  - How do I show, hide, or change the location of the preview pane in To Do?
    You can show or hide the preview pane, and you can display it on the bottom or the side.
  - Set an alarm to remind you of to do items
    You can set an alarm to remind you when tasks are due. You can set an alarm for a specific task, or you can set alarms for all tasks.
  - How do I sort my tasks by due date, assignee, or other ways?
    You can sort your tasks by priority, due date, category, assigner, or assignee.
  - How do I display to do items on the calendar?
    You can display or hide to do items on the calendar.
- To Do access and delegation
  You can give someone access to manage your To Do items for you. You can also open and manage another person's To Do items if they give you access.

Set an alarm to remind you of to do items

You can set an alarm to remind you when tasks are due. You can set an alarm for a specific task, or you can set alarms for all tasks.

Set alarm for one to do item

Procedure

In a to do item, specify a due date.
In the Alarm will go off fields, specify a value for Day(s), and select Before or After to set the number of days before or after the to do item's due date, to trigger the alarm.

Set automatic alarms for all to do items

Procedure

Click File > Preferences, and then click Calendar and To Do.
Click Alarms
Select Display alarm notifications.
Under Turn on alarms for, select To Dos.