MailsDaddy MSG to Office 365 Migration Tool to upload MSG to Exchange Online account. It easily converts each MSG item directly to O365 without any issue. The software always maintains the data integrity and security of the Outlook MSG file to Office 365 mailbox. A 100% accurate application to insert, preview and export MSG to O365 cloud. A simple GUI-based utility that save a lot of time making a quick conversion process. There is no need to be advanced in technical knowledge; it just require basic awareness of software usage.