In this video tutorial, viewers learn how to unsend emails with the help of Google. Users will need a Google email account. Begin by logging into your Gmail account and click on Settings. Then click on the Labs tab under Settings and scroll down the page until you see "Undo Send". Now click on Enable and click on Save Changes. Now when users send an email, they can undo the email by clicking on Undo once they have sent the mail. Users will only have 5 seconds to undo an email after it has been sent. This video will benefit those viewers who use Gmail, and would like to learn how to unsend emails in case they accidentally said something harmful or to the wrong contact.