Sometimes the previewing attachments feature does not work in Microsoft Outlook, or you may not need this feature at all. You can even switch among the worksheets in the attached workbook.
Click the attachment below the message header, and it previews the attachment of workbook as following screen shot shows. Normally you can preview the attachment of workbook directly in the Reading Pane without downloading it. Outlook: Disable and enable previewing attachments in Reading Paneįor instance, you received an e-mail message with an attachment of workbook in Outlook.