Step 1: From the File menu, select Info then click "Add Account".
Step 2: Select "Manual setup or additional server types", then click Next.
Step 3: Select "POP or IMAP", then click Next.
Step 4: Enter your name & email address, then select IMAP as your account type. Enter the incoming server, outgoing server, and your username and password. Click "More Settings" to configure additional options.
Step 5: From the Outgoing Server tab, check to box labeled "My outgoing server (SMTP) requires authentication".
Step 6: From the Advanced tab, select SSL as the encryption type for the Incoming server, and select Auto for the Outgoing server. Change the Outgoing server port number to 587, then click OK to close the More Settings window.
Step 7: Click "Next" to test your account settings. When Outlook has completed the test, click "Close" to access your new mail account.