Do you want a solution for Microsoft webmail access to Outlook PST format with all mailbox items? For this, you can download the fantastic Office 365 to PST Tool and follow the steps to export complete data from O365 webmail to Outlook PST format alongwith attachments. The software facilitates batch function, save mail attachments, simple interface, multiple filters, and many other benefits. For Microsoft webmail access to Outlook PST format, the tool does not required MS Outlook email client installation. All Windows editions are well-suited.