Skip to main content

Kutools for Office — One Suite. Five Tools. Get More Done.

Edit Message Header – From, To, Cc, and Bcc

Author Kelly Last modified

This tutorial talks about the message headers: From (the email address used to send emails), To (regular recipients), Cc (carbon Copied recipients), and Bcc (blind carbon copied recipients) in the message header of Outlook emails.

Table of Content

Note: Methods introduced on this page apply to Microsoft Outlook 2019 desktop program in Windows 10. And the instructions may vary significantly or slightly depending on the version of Microsoft Outlook and the Windows environments.


1. Edit Message Header – From

When creating a new email by clicking Home > New Email in Outlook, it will open a message composing window and add the current activated email account as From account. However, you can change it to other email accounts you have added in Outlook, or change to someone’s email address you can send emails on behalf of.

1.1 Send email from another email account

If you need to send the current email from another email account you have added in your Outlook, please click the From button, and then select the specified email account from the drop-down list.

edit message header – From
1.2 Send email on behalf of someone

If you have be entitled to send emails on behalf of somebody, and you need to send the current email on behalf of her/him, please do as follows:

1. Click From > Other Email Address in the message composing window.

edit message header – From
2. In the Send From Other Email Address dialog, please enter the email address of the specified person whom you will send email on behalf of in the From box, and click the OK button.
edit message header – From
Tips: Before sending emails on behalf of someone, you must get this person’s authorization in Outlook, otherwise the sending will be denied.
1.3 Notes

In the mail view, click Home > New Email or press Ctrl + N keys to create a new email and open the message composing window.

edit message header – From

2. Edit message header – To, Cc, and Bcc recipients

This tutorial introduces three solutions to add recipients in the To, Cc, and Bcc lines when composing an email in Outlook.

2.1 Type email addresses of recipients directly

You can manually type the email addresses of recipients in the To, Cc, or Bcc fields as you need, and separate these recipients with semicolons.

edit message header – To, Cc, and Bcc
2.2 Add recipients from auto-complete list

If you have enabled the Use Auto-Complete List option in Outlook, it will pop out the auto-complete list based on the characters you typed in the To, Cc, or Bcc fields. And you can pick up proper recipients from the auto-complete list directly.

edit message header – To, Cc, and Bcc
Tips: The Use Auto-Complete List option is enabled by default in Outlook. If the auto-complete list option is disabled, you can enable as follows:
(1) Click File > Options;
(2) In the Outlook Options dialog, click Mail in the left bar, check the Use Auto-Complete List to suggest names when typing in the To, Cc, and Bcc lines option in the Send messages section;
(3) Click the OK button.
edit message header – To, Cc, and Bcc
2.3 Add recipients from address books

You can also add recipients from existing address books in Outlook. Please do as follows:

1. Click the To, Cc, or Bcc button to open the Select Names dialog.

add recipients from address books

2. In the Select Names dialog, please choose a certain address book from the Address Book drop-down list, select one or multiple contacts (or contact groups) as you need, and then click the To, Cc, or Bcc buttons to add selected contacts as corresponding recipients.

add recipients from address books

3. Click the OK button.

Tips: If you add a contact group as recipients, you can click plus button before the contact group to expand the group in the To, Cc, or Bcc field.

2.4 Notes

1. In the mail view, click Home > New Email or press Ctrl + N keys to create a new email and open the message composing window.

add recipients from address books

2. If you cannot find out the Bcc line the message composing window, you can add the Bcc line by clicking Options > Bcc.

add recipients from address books

More articles ...


Best Office Productivity Tools

Breaking News: Kutools for Outlook Launches Free Version!

Experience the all-new Kutools for Outlook with 100+ incredible features! Click to download now!

🤖 Kutools AI : Uses advanced AI technology to handle emails effortlessly, including replying, summarizing, optimizing, extending, translating, and composing emails.

📧 Email Automation: Auto Reply (Available for POP and IMAP)  /  Schedule Send Emails  /  Auto CC/BCC by Rules When Sending Email  /  Auto Forward (Advanced Rules)   /  Auto Add Greeting   /  Automatically Split Multi-Recipient Emails into Individual Messages ...

📨 Email Management: Recall Emails  /  Block Scam Emails by Subjects and Others  /  Delete Duplicate Emails  /  Advanced Search  /  Consolidate Folders ...

📁 Attachments ProBatch Save  /  Batch Detach  /  Batch Compress  /  Auto Save   /  Auto Detach  /  Auto Compress ...

🌟 Interface Magic: 😊More Pretty and Cool Emojis   /  Remind you when important emails come  /  Minimize Outlook Instead of Closing ...

👍 One-click Wonders: Reply All with Attachments  /   Anti-Phishing Emails  /  🕘Show Sender's Time Zone ...

👩🏼‍🤝‍👩🏻 Contacts & Calendar: Batch Add Contacts From Selected Emails  /  Split a Contact Group to Individual Groups  /  Remove Birthday Reminders ...

Use Kutools in your preferred language – supports English, Spanish, German, French, Chinese, and 40+ others!

Instantly unlock Kutools for Outlook with a single click. Don't wait, download now and boost your efficiency!

kutools for outlook features1 kutools for outlook features2

🚀 One-Click Download — Get All Office Add-ins

Strongly Recommended: Kutools for Office (5-in-1)

One click to download five installers at once — Kutools for Excel, Outlook, Word, PowerPoint and Office Tab Pro. Click to download now!

  • One-click convenience: Download all five setup packages in a single action.
  • 🚀 Ready for any Office task: Install the add-ins you need, when you need them.
  • 🧰 Included: Kutools for Excel / Kutools for Outlook / Kutools for Word / Office Tab Pro / Kutools for PowerPoint