See if this helps:
Open Internet Explorer:
Tools >Internet Options >Privacy
click Edit, Type Hotmail.com, click "Allow"
Shut down and restart Outlook and try sending mail.
--
Diane Poremsky [MVP - Outlook]
Author, Teach Yourself Outlook 2003 in 24 Hours
Coauthor, OneNote 2003 for Windows (Visual QuickStart Guide)
Author, Google and Other Search Engines (Visual QuickStart Guide)
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