Stellar Converter for Office 365

Powerful Tool to Export Mailboxes from Office 365 to PST

Stellar Converter for Office 365 provides you a complete solution for exporting mailbox data from Office 365 account. It allows you to directly login to your Office 365 account and connect to the mailboxes. The Office 365 to PST migration tool can fetch multiple mailboxes and export the mailbox data in PST, MSG, EML, HTML, RTF and PDF formats.

  • Extracts emails, attachments, contacts, calendar, tasks and journals
  • Exports mailbox data of multiple users through Administrator login
  • Shows enhanced preview of email body text, attachments, contacts, etc.
  • Allows to export single email, individual folder & subfolder from Office 365
  • Supports Outlook 2019, 2016, 2013 and 2010 (Outlook 2010 with Service Pack 2)
*Free trial version shows preview of the converted mails.

Key Features

Connect Directly to Office 365 Mail Boxes

The tool allows you to directly login into your Office 365 account and establish connection with Outlook mailboxes through the user interface. It offers you the choice to connect to a single mailbox on Office 365 through individual user login or connect to all the Office 365 mailboxes as an Administrator.

Advance Repair

Preview Office 365 Mailbox Items

After connecting to Office 365 account, the software loads all the connected mailboxes on the interface. You can click any of the connected mailboxes to view its folders and sub-folders. Further, you can Preview email subject line, body text, sender & receiver ID, attachments, & more through a rich navigation tree.

Use Quick Search to Locate Items

The tool provides Quick Search for locating emails and media files based on Sender or Receiver Email ID, Subject, or Sent Date. You need to type the keyword in the search bar for any of these parameters to find out specific email or media file. It also allows to sort the emails and media items by using table headers.

Advance Repair

Export All Mail Items from Office 365

The software exports emails from Office 365 to PST. It can also extract email attachments, contacts, calendar items, tasks, and notes from user mailboxes hosted on Office 365 account and save them in PST format. The tool helps you to access the exported email data through Outlook client or archive it offline.

More Awesome Features

Export Office 365 Mails to PST & More

Stellar Converter for Office 365 allows you to convert and export the mailbox data from Office 365 in various file formats such as PST, MSG, EML, HTML, RTF or PDF. The software maintains folder hierarchy and structure while saving the mailbox data in these formats.

Advance Repair

Filter & Export Relevant Emails

The software provides multiple filters for precise export of Office 365 emails. Exclude filter allows you to exclude mails from Junk Mail & Deleted Mail. Date Range filter lets you include or exclude emails based on the start date & end date. You can also specify the Sender ID to exclude emails from specific senders.

Product Tour for Stellar Converter for Office 365

Technical Specifications

About Product

Stellar Converter for Office 365


Release Date

May, 2020


Single User

Version Support

MS Outlook 2019, 2016, 2013, 2010


Standard & Technician

End User License Agreement


Language Supported


System Requirements

Stellar Converter for Office 365


Pentium Class

Operating System

Windows 10, 8.1, 8, 7


2 GB minimum (4 GB recommended)

Hard Disk

250 MB of Free Space

Download Guides


Start Using Stellar Converter for Office 365 Today With Our Free Trial.

*Free trial version shows preview of the converted mails.

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Yes, the process for extracting and saving Microsoft Office 365 data is same for both server and local machine. You can start the conversion process after establishing the connection with Office 365 account.


After converting the mailbox data, select the checkboxes for Calendar and Contacts and then export them to the PST file.


You can convert and export any number of Office 365 mailboxes using this tool.


The software can convert and export mailboxes of any size. Just ensure that you have high-speed internet connectivity to carry out the process.


Stellar Converter for Office 365 needs Internet for login into your Office 365 account and connecting to the mailboxes. Thus, the time take for loading mailboxes and subsequent actions such as mailbox conversion and export depends upon your Internet speed. So, ensure that you have access to high-speed Internet connectivity for a seamless experience.


Connected mailboxes are those that are accessible to the software application for scanning the data and further processing. Disconnected mailboxes are those that are disabled or for which you don’t have the administrator rights.


To connect a Disconnected Mailbox, you would need to provide the requisite permission to the administrator for accessing the mailbox by using Office 365 server. After enabling the required permission, right click the Disconnected Mailbox and then click Refresh All. The Disconnected Mailbox will then move to the Connected Mailboxes category.