GainTools Office 365 Backup Tool enables users to download and store Office 365 mailbox messages in a large variety of formats, such as PST, EML, EMLX, MBOX, MSG, HTML, and MHTML. For the Office 365 Backup to EML option, individual emails can be accessed easily by the user in those supported email programs like outlook email, Apple mail, Windows Live Mail, Zimbra, Dream mail and Outlook Express. The software is compatible with all the windows operating systems and can support both the 32-bit and the 64-bit environments without any hassles during installation. Also, PST files can be opened on various versions of outlook, starting from where exporting is possible, i.e. it is possible to use it in 2002 to 2019 with 2003, 2007, 2010, 2013, and 2016. This utility provides safe, adaptable and platform-agnostic Office 365 email backup.