The Undo Send feature is very useful. In this guide, you will see how to undo sending an email in Outlook.com and the Microsoft Outlook desktop app . Let's get started!

Undoing in Outlook.com and Microsoft Outlook works like this: Outlook waits a few seconds before sending an email, so you have some time to cancel the sending by clicking the “Undo” button. If you don’t click the button in time, Outlook will send the email. You can’t undo sending an emailif it has already been sent.
See also: How to sync your Outlook calendar with your iPhone
How to enable Undo Send in Outlook.com
- To enable the feature in Outlook.com , click the “Settings” gear in the upper right corner of Outlook
- Open the “ Email ” settings in the left menu and click on “ Compose And Reply ”.
- On the right side, scroll down and select Undo Send. Move the slider to the right. You can select anything up to 10 seconds.
- When you are finished, click “Save” (at the bottom of your window).
How to enable Undo Send in the desktop app – Individuals
You can also unsend an email in Outlook on a Mac or Windows.
In the January 2024 release of Microsoft 365 on the Windows desktop Outlook app, the process is exactly the same as in Outlook.com. Undo Send can also be found in Settings in older versions that support this feature.
The process is similar for the Outlook for Mac app :
- Click on “Outlook”.
- Open “Preferences” and head to the Undo Send.
- Click “+” to increase the amount of time you are given to cancel an email before it is sent (you can choose from 5, 10, 15, or 20 seconds).
See also: Outlook: How to restore the inbox view to its default format?
Outlook: Can you undo send in the mobile app?
Currently, the Outlook mobile app doesn't have the Undo Send feature, while Gmail offers it on both its Android and iOS.

Microsoft Outlook: Unsend email
Undo Send is a valuable feature that can improve email efficiency in many areas. It can prevent sending incorrect or inappropriate information. How many times have you hit the 'Send' button only to realize you made a mistake?
See also: How to schedule events in Outlook on the web
Avoiding sending the wrong message can help you “save” your professional image. Sending an email with errors or omissions can create an impression of negligence or lack of attention to detail, which can negatively affect your professional image.
Finally, the feature can help you manage your time better. Instead of spending time sending corrective emails or resolving misunderstandings resulting from incorrect messages, you can review and correct your mistakes immediately.
Source: www.howtogeek.com
