As I remember it's the same as in OL XP/2003:
Tools/Options/Advanced/Advanced, then COM Addins and Addin-Manager.

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Michael Bauer - MVP Outlook
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Am Thu, 13 Mar 2008 10:30:01 -0700 schrieb Sue:
> I need to work on an Outlook 2000 machine to see if a 3rd-party add-in has
> become disabled. I cannot find add-ins like I can in OL xp-2003 or 2007.
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> Thank you!
> Sue