How To Email & Messaging Learn to Distinguish Between Bcc or Cc Recipients in Outlook.com How to use the Bcc and Cc fields for emails in Outlook.com Share Pin Email Print Email & Messaging Tips & Tricks Gmail Tips & Tricks Yahoo Tips & Tricks Outlook Tips & Tricks Basics Guides & Tutorials Installing & Upgrading Key Concepts VoIP by Heinz Tschabitscher A former freelance contributor who has reviewed hundreds of email programs and services since 1997. Updated June 10, 2019 When sending an email in Outlook.com, copy it to other recipients using Cc (carbon copy). If you want to copy other recipients but don't want those recipients and their email addresses revealed to others who receive the message — such as when you email a group whose members do not know each other — use Bcc (blind carbon copy). Also, use Bcc to prevent recipients from using Reply to All to send their responses to the entire group when only you should receive these responses. Instructions in this article apply to Outlook.com and Outlook Online. Add Bcc or Cc Recipients in Outlook.com Messages To add Bcc recipients to an email you are composing on Outlook.com: Select New message. In the new message, select Bcc to add the Bcc field to the message header. Or, select Cc to add the Cc field. Enter recipients' email addresses in the appropriate carbon copy fields. The email will be copied or blind copied to those you indicated. Continue Reading