To send and receive encrypted email messages, both the sender and the receiver must share their digital ID certificates with each other. Open a message that is digitally signed as indicated …

A contact list is a collection of email addresses and is useful for sending email to a group of people. If you want more robust functionality with your contact list, consider creating a Group …

You can choose which email address to send mail from, and you can sign in to your Outlook.com account with any of your aliases—they all use the same password.

If one or more recipients do not get an email message you have sent, you can use the Resend message command. This command also lets you send your message to additional recipients if …

Training: Watch this online training video to learn how to create and send email messages as well as reply to and forward an email in Microsoft Outlook 2016.

Create and send personalized email messages to everyone on your address list with mail merge.

After you send an email message, you might want to find that email and resend it or forward it to someone else. Outlook stores your messages in the Sent Items folder.

Training: Get productive quickly with our Outlook Quick Start. Learn how to create and send email, and use @mentions to get someone's attention.

Depending on what kind of security is needed, someone sending an email from Outlook can encrypt the message, add a digital signature, apply a sensitivity label, or protect the way an …

How to recall and/or replace an email message you sent by using Microsoft 365 and your built-in Exchange Server account.