How To Enable BCC In Outlook 2003 Posted on by Webmaster IT Support Forum › Forums › Windows › Windows 7 › Applications › How To Enable BCC In Outlook 2003 Tagged: BCC, Outlook 2003 This topic contains 0 replies, has 1 voice, and was last updated by Webmaster 2 years, 5 months ago. Author Posts April 7, 2016 at 9:22 am #1799 WebmasterKeymaster Need to enable BCC in Outlook 2003? To enable BCC in Outlook 2003, start a new message then click the down arrow next to the Options button (which is just below the menu bar at the top of the message window. then Click BCC. Author Posts You must be logged in to reply to this topic.