
Recalling a message in MS Outlook can be a lifesaver, especially if you accidentally send an email to the wrong person. You can recall a message if it's still in the outbox or if the recipient hasn't opened it yet.
To recall a message, you need to have the "Allow others to view your free/busy information" option enabled. This feature allows you to see when your recipients are available to receive the recall message.
If the recipient has already opened your email, you won't be able to recall it. The recall message will only work if the recipient hasn't opened the original email yet.
Setting Up Undo Send
Setting up Undo Send is a great way to give yourself a chance to cancel a message before it's sent. You can delay sending your message for 5 or 10 seconds in Outlook.com.
To turn on the undo send option in Outlook.com, go to the top of the page and select Settings > Mail > Compose and reply. Under Undo send, choose how long Outlook.com will wait to send your messages.
You can delay sending your message for 5 or 10 seconds in Outlook.com, or up to 20 seconds on a Mac. The Undo Send option is not available on Windows desktop app.
To set up Undo Send on a Mac, click Outlook > Settings > Composing. Next to Undo Send, click “-” or “+” to adjust how many seconds you can undo sending a message.
Here are the options for setting up Undo Send:
You can choose your preferred delay for Undo Send in Outlook Web, with options for 0, 5, or 10 seconds.
Understanding the Feature
Email recall in Microsoft Outlook is a powerful tool that can save you from costly communication mistakes, but it has its limitations.
The recall feature only works within specific parameters, mainly inside your organization's Exchange server, so always double-check before you hit send.
To use email recall effectively, you need to understand its mechanics and limitations. Here are some key facts to keep in mind:
- Recipient's Outlook Client: The recall only works if the recipient is also using Outlook connected to Microsoft Exchange within the same organization.
- Unread Messages: The email must be unread. If the recipient opens the message before the recall processes, the recall fails.
- Recipient's Mailbox Rules: If the recipient has rules that move emails to other folders, recall may not work.
- Notifications: Both sender and recipient might receive recall success or failure messages.
- External Recipients: Recall will not work if the email was sent to external addresses (like Gmail, Yahoo, etc.).
- Mobile and Web Clients: The recall feature typically does not work on mobile devices or Outlook Web Access.
You should use email recall in specific situations, such as when you sent the email to the wrong person, forgot to include an attachment, or included sensitive information that could get into the wrong hands.
The recall feature works best when both you and the recipient are using Microsoft Exchange or Microsoft 365 within the same organization, the recipient has not opened the email yet, the message is still in their Inbox, and the recipient is not using Outlook Web or mobile apps to view the message.
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Using the Feature
Using the Recall Feature in Outlook is relatively straightforward, but there are some specific steps you need to follow.
To recall a message in new Outlook, select Sent Items in the left folder pane, then double-click the sent message to open it in a separate window. From the ribbon, select Recall Message, then select OK in the confirmation dialog box.
You can also recall a message in classic Outlook by opening the Sent Items folder, double-clicking the message to open it, and then selecting Actions > Recall This Message from the Message tab.
If you're sending a replacement message, compose the message, and then select Send. After submitting a recall request, usually less than 30 seconds later, you will get an email notification with the subject "Message Recall Report for message [original message subject]".
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Real-World Use Cases

Email recall is a lifesaver in high-pressure situations, and it's not just for major mistakes. It can also be used to correct small errors that can still cause confusion.
HR Managers use email recall to correct incorrect interview times, ensuring that candidates arrive at the right time.
Sales professionals retract outdated proposal links to keep their clients up-to-date with the latest information.
Executives use email recall to send sensitive board updates to the correct email list, maintaining confidentiality and professionalism.
IT teams recall system alerts or login credentials with errors to prevent security breaches and maintain system integrity.
Marketing teams fix typos in major campaign emails using email recall, saving face and preventing confusion.
By using email recall, you can avoid costly communication mistakes and maintain a professional image in your organization.
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How to in Desktop App
To recall an email in the desktop app, you'll need to open the email in a separate window by double-clicking on it. This is a crucial step, as the recall function won't appear unless the email is fully open.
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To initiate the recall process, go to File > Message Resend and Recall, and choose Recall This Message. This will prompt a confirmation dialog box, where you'll select OK to proceed.
You can choose to delete unread copies of the message or delete unread copies and replace with a new message. If you're sending a replacement message, compose the message and then select Send. After submitting a recall request, you'll usually receive an email notification with the subject "Message Recall Report for message [original message subject]" within 30 seconds.
To track the outcome of your recall, enable status notifications in the settings. This will allow you to see whether the recall succeeded or failed for each recipient.
Here are the conditions under which the recall feature works best:
Managing Messages
You can recall a message you sent in Outlook by selecting Sent Items in the left folder pane and double-clicking the sent message to open it in a separate window.
To recall a message, you'll need to select Recall Message from the ribbon and confirm that you want to recall the message. This will send a recall request to the recipients who haven't yet opened the message.
The recall process typically takes a few minutes to complete, and you'll receive a Message Recall Report in your inbox once it's finished. This report will let you know whether the recall was successful, pending, or failed.
If the recall is successful, the message will be retrieved from the recipients' mailboxes. You can also substitute a replacement message, such as one with an attachment that you forgot to include.
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Replace Message
Replacing a message can be a lifesaver if you've sent something you regret. You can recall a message and replace it with a new one in just a few steps.
To recall and replace a message, you'll need to open the sent message in a separate window by double-clicking on it in the Sent Items folder. This will allow you to select Recall Message from the ribbon and confirm that you want to recall the message.
You'll then receive a Message Recall Report in your inbox, which will let you know whether your recall was successful, is pending, or failed. If you're sending a replacement message, you can compose it and send it right away.

Here are the steps to follow:
- Select Sent Items in the left folder pane and double-click the sent message to open it in a separate window.
- Select Recall Message from the ribbon and confirm that you want to recall the message.
- Receive the Message Recall Report in your inbox and check the status of your recall.
- If sending a replacement message, compose it and select Send.
Note that the recall process usually takes less than 30 seconds, and you'll receive an email notification with the subject "Message Recall Report for message [original message subject]".
Checking Message Status
You can check on the status of your recalled message by looking for an email notice with the subject line "Message Recall Report for message [original message subject]". This email should arrive once you've made a recall request.
To view the status, select the View Message Recall Report link in the email. You may be prompted to sign in with your Outlook username and password.
Recall actions are usually quick, taking less than a minute for a few hundred recipients. But for a large number of recipients, it can take up to thirty minutes to retrieve the recall status for all recipients.
Status updates can take up to five minutes for a message with a few hundred recipients. If the recipient's mailbox is temporarily unavailable, the recall request will be retried for up to 24 hours before being marked as failed.
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Limitations and Precautions
The recall feature in Outlook only works if the recipient is also using Outlook connected to Microsoft Exchange within the same organization. This means that if the recipient is using a different email service, the recall will not work.
If the recipient opens the email before the recall processes, the recall will fail, so it's essential to act quickly.
Recall may not work if the recipient has rules that move emails to other folders, so be aware of this potential issue.
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What Happens When You Limit Yourself
Limiting yourself to certain situations can actually help you use the recall feature effectively. If you send an email to the wrong person, you can use the recall feature to correct the mistake.
You can't recall an email if the recipient has already opened it. If the email is unread and still in the recipient's inbox, the recall is more likely to work.
Recalling an email won't work if the recipient is using Outlook Web or mobile apps to view the message. This is because the recall feature typically doesn't work on these platforms.
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You should only try to recall an email in specific situations. Here are some examples:
Pitfalls and Tips for Effective Communication
To avoid the pitfalls of email recall, it's essential to act fast. The sooner you recall an email, the higher the chance of success.
If you're emailing outside your organization, don't rely on recall. This method is not effective for external recipients.
A quick follow-up email explaining the error is sometimes better than relying on recall. This approach shows you're proactive and willing to communicate.
If you want to test the recall feature, try sending test emails and recalling them with colleagues. This will help you understand how it behaves in your environment.
The success of an email recall depends on several factors, including:
- The recipient hasn't read the email.
- Both sender and recipient use Microsoft Exchange.
- The recall request is processed before server limitations interfere.
Troubleshooting and FAQs
If you've accidentally sent an email and want to recall it, you can use the Recall feature in Outlook, but be aware that it only works if the recipient has not opened the email.
Make sure you have the latest version of Outlook installed, as older versions may not support this feature.
The Recall feature won't work if the recipient is using a different email provider, like Gmail or Yahoo.
You can also use the "Do Not Forward" feature to prevent recipients from forwarding sensitive information.
Outlook will only recall emails that are sent to recipients within the same organization.
If the Recall feature fails, you can try using the "Delete Unread" feature to delete the email from the recipient's inbox.
Be aware that the "Delete Unread" feature may not work if the recipient has already opened the email.
Frequently Asked Questions
Can someone see when you recall a message in Outlook?
When you recall a message in Outlook, the recipient will be notified of the attempt, but they can still access the original email if it was already opened. The recall doesn't erase the email from their mailbox, but it does alert them to the recall attempt.
Can you recall an email without recipients knowing Outlook?
Recall an email without alerting recipients: Yes, you can recall an email in Outlook by replacing it with a new message and selecting the 'Tell me if recall succeeds or fails' checkbox
Why can't I recall messages in Outlook?
You can't recall messages in Outlook if you or the recipient have a non-Microsoft 365 email account, such as Hotmail, Gmail, or live.com. Message recall is only available for messages sent to or from Microsoft 365 work or school email accounts within the same organization.
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