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.
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.
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.
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.
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.
Tips: Before sending emails on behalf of someone, you must get this person’s authorization in Outlook, otherwise the sending will be denied.
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.
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