You'd have to edit the vCard .vcf file in Notepad to remove the comments before opening it in Outlook.

Signature
Sue Mosher, Outlook MVP
Author of Configuring Microsoft Outlook 2003
http://www.turtleflock.com/olconfig/index.htm
and Microsoft Outlook Programming - Jumpstart for
Administrators, Power Users, and Developers
http://www.outlookcode.com/jumpstart.aspx
> When updating my Vcard with new contact info do not want to update the
> Comments. Just want other details updated apart from Comments. Any help from
> any work around or tool is appreciated.