To recall and replace a message in Outlook Application


  1. In the folder pane on the left of the Outlook window, choose the Sent Items folder.  
  2. Open the message that you want to recall. You must double-click to open the message. Selecting the message so it appears in the reading pane won't allow you to recall the message.  
  3. From the Message tab, select Actions > Recall This Message.  


           4. click Delete unread copies of this message or Delete unread copies and replace with a new message, and then click OK.




5. If you’re sending a replacement message, compose the message, and then click Send




To recall and replace a message in Office 365 OWA 

 

There are many times when you want to recall a message you have sent in Outlook or Outlook Web

Access (OWA). Generally, you should reconcile yourself to the fact that you won’t be able to achieve this but there is an option in OWA that you can set to allow you to ‘Undo’ you send.




To enable ‘Undo send’ in OWA navigate to OWA in your browser and select the Cog in the top right as shown above





In the search box that appears type ‘undo’ and this should display the Undo send option as shown. Click on this result to navigate to the setting.