You can change the accounts that are contained, their settings, and data storage options for each profile.
In Control Panel, click or double-click Mail.
Where is Mail in Control Panel?
Mail appears in different Control Panel locations depending upon the version of the Microsoft Windows operating system, Control Panel view selected, and whether a 32- or 64-bit operating system or version of Outlook is installed.
The easiest way to locate Mail is to open Control Panel in Windows, and then in the Search box at the top of window, type Mail. In Control Panel for Windows XP, type Mail in the Address box.
Note: The Mail icon appears after Outlook starts for the first time.
Do any of the following:
To add another email account, click E-mail Accounts.
To modify Outlook data storage options, click Data Files.
To see a list of the current profiles, click Show Profiles.