Recall unread emails sent from Outlook

If you would like to recall an unread email that you sent in Outlook please follow these steps:

Recall or replace an email message that you sent - Microsoft Support

1. On the left side of the screen under the Folder pane select Sent Items
2. Double-click the message that you want to recall
3. Click on the Resend or Recall button
4. Halfway across the screen to the right select the Actions down arrow
5. Select Recall This Message
6. Select Delete Unread Copies of This Message or Delete Unread Copies and Replace with a New Message
7. Select OK
8. If you are writing a new message, do so and then select Send