You can edit the recipient notification properties at any time and change the recipient information, such as an email address, telephone number or schedule.
To edit the recipient notification properties
Under Notification Tasks in the task pane, click Configure recipients.
Select the recipient you want to edit, and then click Properties.
The Recipient Properties dialog box for the type of recipient you selected appears.
Edit the properties for the selected recipient.
You can edit any of the properties except for the recipient name in the Name field. To modify the recipient name, you must create a new recipient, and then delete the old one.