If you want to create a backup of your Office 365 account, you can use the Office 365 Email Backup Tool. This software can convert Office 365 emails to PST, EML, EMLX, MBOX, MSG, and other file formats. The installation of the application takes only a few minutes, and it works rapidly without altering any original data. You may also test the Office 365 Backup tool with a free demo version. The utility is compatible with the most recent versions of Windows, including Windows 10, 8.1, 8, 7, XP, Vista, and so on.