Send & Receive Issues

How to Fix a Pending Message Recall in Microsoft Outlook

Adam Davis Oct 10, 2026 869 views

Question details

The user needs to resolve an issue where an Outlook message recall request remains stuck in a pending status without completing.

How to Fix a Pending Message Recall in Microsoft Outlook

Product: Microsoft Outlook
Device & OS: not provided
Scenario: The user attempted to recall a sent email message in Outlook, but the status is indefinitely pending.
Observed behavior: The recall request fails to execute immediately, remaining pending due to delayed status updates, mailbox unavailability, or incorrect recall options.

Before you start

Keep in mind that message recalls can take up to 24 hours to retry if a recipient's mailbox is temporarily unavailable, and large recipient lists may naturally delay the status update by 30 minutes or more.

Solution 1Recommended

Use the Delete Unread Copies Option

If you initially chose to replace the message and it became stuck, using the option to only delete the unread copies can often resolve the pending status.

The option to delete and replace a message involves more steps for the exchange server and can sometimes get stuck in a pending loop. Simply deleting the unread copies is a more direct command.

Open the Sent Message

Navigate to your Sent Items folder in Outlook and double-click the specific email message you want to recall to open it in a new window.

Access the Recall Feature

Go to the Message tab on the ribbon, click on Actions in the Move group, and select 'Recall This Message' from the dropdown menu.

Select the Delete Option

Choose the option that says 'Delete unread copies of this message' rather than replacing it with a new message, and click OK.

Processing Time Expectations: Status updates usually take up to five minutes for a few hundred recipients. Please wait patiently before assuming the recall has failed.

Solution 2

Verify Recipient Mailbox Activity

A recall request will remain pending and continuously retry if the recipient's mailbox is inactive or temporarily unreachable.

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Frequently Asked Questions

Why is my Outlook message recall taking so long to process?

Recall processing time depends largely on the number of recipients. A few hundred recipients usually process in about five minutes, while very large distribution lists can take over 30 minutes. The system also retries for up to 24 hours if a mailbox is unavailable.

Can I recall a message sent to someone outside my organization?

Message recall in Outlook generally only works if both the sender and recipient are using Microsoft 365 or Microsoft Exchange accounts within the same organization. It will typically fail or remain pending for external email addresses.

What should I do if replacing a recalled message stays pending?

If you initially selected the option to delete and replace the message and it gets stuck, the process might be caught in a loop. Try initiating a new recall on the original sent item and select 'Delete unread copies of this message' instead.

Outlook & Email Problems