SysTools Office 365 email backup software for archiving mailboxes and other items like contacts, calendars, notes and all other components locally as PST file. The utility is simple to use and stores the data after backup without changing any data. The backup data can be saved in PST and EML file format according to the need of the user.

“Jane Thomas: A few months ago, I want to backup my all data from Office 365 mailboxes and store it in a file format that can be accessed offline. I surfed many sites and finally came to know about SysTools best Office365 Email Backup Solutions. The tool offers the best features. Plus, it is simple to use.”

Highlighted Features of O365 Backup Software

  • Download and save mailboxes of Office 365 to Outlook PST or Thunderbird EML file format
  • According to the choice of user, naming convention can be applied to export the emails
  • Allows to backup selective mailbox by applying email filter, users filter and date filters
  • Tool permits to move multiple accounts for backup using impersonation option for admin
  • Capable to archive all the data items like emails, contacts, calendars and other items

Extended Features of Office 365 Email Backup

Save single and multiple mailboxes:

The utility facilitates the user to download single and multiple mailboxes of Microsoft Office 365 to the local machine. The tool provides an impersonation feature for the admin account. According to this feature, multiple mailboxes can be exported from Office 365.

Save as PST or EML file formats:

Office 365 Backup Email to PST and EML. Emails and other items like contacts, calendars etc., can be saved in local machine as Outlook PST file or an individual email in case of EML file. All the data in the mailbox is stored and transferred automatically.

Allows to apply naming convention:

When the Office 365 Mailbox items are backed-up and saved as EML file format, the user is permitted to save the file in a preferred naming pattern. The chosen pattern will be applicable to all the mailboxes if exported in bulk.

Maintains data integrity of mailboxes:

When the mailboxes are saved, Office 365 Mailbox Backup Software maintains the folder structure even after the PST file is saved on the hard drive or the local machine. All the meta properties of MS Outlook PST file remains unaltered. Not even a single bit is changed in original style data.

Selective backup can be performed:

Selective data can be downloaded or exported based upon the users’ choice using Office365 Email Backup Software. A certain amount of data can be exported at a particular time interval. This feature is helpful because it enables the user to backup only important data and leaves the rest.

Backup complete data from mailbox:

When a mailbox is downloaded, all the data items within the mailboxes are downloaded automatically. The components like emails, contacts, calendars, etc., are migrated to PST and EML file format (EML in case of individual emails only).

Demo and Licensed Version

  • Demo Version: The trial version of Best Office 365 Email Backup is made available to users for free testing. This allows exporting of first 100 emails only and first 25 other items to Outlook PST file and EML file format. It can be easily downloaded from the official site of the organization.
  • Licensed Version: The licensed version is available in three types of license: Personal License, enterprise license, and business license. The licensed version can be used by a home user, small business or any big company.

How Does Best Office 365 Backup Mailbox items?

We have tried to provide the simplest graphic user interface so as to facilitate even a non-technical person to backup Office 365 data without any problem. The working of SysTools Office 365 email backup is explained in below-mentioned steps:

  1. Click Download and Install Office 365 Backup Software
  2. Open the Office 365 backup software
  3. Office 365 backup tool

  4. Select the desired folders to take backup
  5. Select Mailbox items to Backup as PST

  6. Browse the destination location to save the output files in the location of your choice
  7. Select PST or EML file depending upon your need

Visit to see full working:

Final words

On the accuracy and performance, the SysTools Office 365 Email Backup software is rated as 9.7. The only problem with the tool is it does not provide any naming convention regarding PST file. Rest, the Software is really good and is worth trying.