If you are looking for a professional tool to make a backup of your Office 365 emails. There are multiple automated third-party tools available in the Online marketplace to perform Office 365 mailboxes backup. You can check Weeom Office 365 Backup and Restore Tool. It is capable to take effortless, quick, and secure backup tasks. Users can also run multiple jobs with the help of this software. A free trial version of this software is also available on the official website of Shoviv.
Know more: Export Office 365 Mailbox to PST