Export Office 365 Mailbox





SysTools Office 365 Export Software

Export Data from Office 365 Mailbox / Archive Mailbox (In-Place Archive) to ext0 / EML / MSG

(Average Rating 4.2 Based on 449 Reviews)
  • Extract data from Office 365 / Exchange online mailboxes into ext / EML / MSG file type
  • Capable to export emails, contacts, calendars and tasks from MS Office 365 users account
  • Export Office 365 Shared Mailboxes & In-Place Archive Mailboxes to Multiple formats
  • Facility of Date & Category Filter for desired data conversion from Microsoft Office 365
  • Maintain Read / Unread status of Office 365 mailboxes emails after export process
  • Offer Naming Convention option while exporting Office 365 emails into EML or MSG
  • Splitext1 File option available during export process of Office 365 mailboxes
  • Easily export multiple O365 users mailbox data using Admin Impersonation in one go
  • Generate export report & allow to save in CSV format after completion of process
  • Office 365 Export tool supports majorly all MS Office 365 subscription plans
  • Adaptive with the latest versions of Microsoft Windows including Windows 10

Free Live Demo – SysTools Office 365 Mail Extractor Fully Secured Download Version


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2018 Best Rated & Most Popular Office 365 Mailbox Export Tool for Your Ease

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Expert Reviews

SysTools Office 365 Mailbox Export Tool

Why Folks Prefer Tool Over Manual Solution?

Interestingly, there is no specific method provided by Microsoft that downloads Office 365 mailboxes data on local system. Although, eDiscovery is a tool that use to search and hold the content of Office 365 for legal purposes. And, it gives the facility to move searched content into ext9 format on local environment. But, there are many downsides associated with eDiscovery Export tool that makes it unfit to handle such precious data of Office 365 primary mailboxes and shared mailboxes.

Major Reasons to Avoid Traditional eDiscovery Approach

  • To use service of eDiscovery tool in Office 365, the user account should have Discovery Management role group permission. Without this permission, no one can use In-Place eDiscovery tool and find content in Exchange online environment. As a result, no data will transfer from Microsoft Office 365 mailboxes.
  • If user is working on Internet Explorer 9.0 or earlier without the assistance of .Net Framework 4.5 and tries to download Office 365 eDiscovery Export tool. Then, the following error experienced by user: ‘Cannot Download the application. The application is missing required files. Contact application vendor for assistance.’
  • On a fundamental level, Microsoft Office 365 E3 or above plan is required to take full advantage of Advanced e-Discovery Tool across SharePoint mailboxes, Exchange online, OneDrive for Business, Skype for Business. Plus, to hold mailboxes content, it is must to have Exchange Online Plan 2 license.
  • It is true that In-Place eDiscovery tool does not show the search contact quickly. This thing becomes cumbersome when there is a large volume of data. Adding to it, users find out that the resultant searched content was irrelevant sometimes. And, they have to execute search task and wait till the process gets completed.
  • In fact, many times, when user extracts data from Office 365 mailboxes on local system, the file downloads with errors.
    • Office 365 eDiscovery export tool not working
    • Office 365 eDiscovery search failed
  • In order to save searched content from Office 365, the system should have following configuration:
    • Machine should run on Windows 7 or above Operating System
    • Installation of Microsoft .Net Framework 4.7 application is required
    • Browser Microsoft Edge or Internet Explorer 10 and above versions is needed

Choose Office 365 Export Tool Over Manual Method

  • To extract data from Office 365 mailboxes, software only needs O365 Administrator or User account credentials. After that, user has to select some option and rest of the process takes place automatically. So, there is no requirement to assign specific role to download O365 mailbox data in ext3EML, & MSG format.
  • SysTools Office 365 Export Software can be downloaded using any browser like:
    • Google Chrome, Microsoft Edge, Internet Explorer, Firefox.
    • Hence, there is no web-browser dependency to use this tool.
  • The Office 365 mailboxes, archive mailboxes, and shared mailboxes can be downloaded in ext4EML, or MSG format from all subscription plan. Further, the tool support Office 365 Business Essentials, Office 365 A1, Office 365 A3, Office A5, Office 365 F1, Exchange Online Plan 1, Exchange Online Plan 2, Office 365 Business Premium, Office 365 Enterprise E1, E2, and E5.
  • The resultant file whether it is in ext5EML, and MSG created by software is completely error-free. User can easily import the output file in its supportive mail client and access its content.
  • With this tool, users are free to select any data folder like Mails, Calendars, Tasks, Contacts, or Archive Mailbox and export its items on local machine in desired file format. Plus, the particular range of data can be downloaded from the folder instead of entire data using Date Filter of tool.
  • The Office 365 Mailbox Export tool available for wide range of Microsoft Windows Operating System. It can be effortlessly installed on Windows 10, 8.1, 8, 7, or below editions.

Which Data Components Extracted From Office 365 Mailboxes?

Email Messages All email messages export along with complete meta-data properties. In fact, the read or unread status is also maintained.
Mail Attachment Any email attachment i.e. documents and files will be migrated.
File Attachment as Cloud Location Inbox, Drafts, Outbox, Sent Items, Deleted Items, Junk Email, Search Folders, RSS Feeds, Calendar, Contacts, Tasks, Notes, Journal.

Note: It will recreate the original folder structure.

Category & Priority Tool keep Category & Priority remain same after the export process.
Mail Folder All the email folder structure look same as original even after downloading on local system.
Date Filter Using software, it is easy to export emails within a specified timeline.
Calendar Recurring Appointment Series and Appointments are exported along with Start Date, End Date, Subject, Location, Category during Office 365 export process into ext14 & MSG file type
Calendar Attachments Files or Documents, Cloud attachments like OneDrive link are downloaded with their respective event or appointment.
Reminders Possible to save appointment reminder settings.
Tasks Export Office 365 Tasks with complete details like Due Date, Start Date, End Date, Priority, Reminder, % Complete, Reminder.
Task File Attachments Any type of document or file attached in Task.
Contacts Email address, Mobile number, Work address, Home Address, Location associated with a single contact are extracted.

Explanatory Features of Office 365 Export Tool

Export Office 365 Contacts, Calendar, Tasks & Archive Mailbox Emails with Office 365 Extractor

Export Multiple Office 365 Mailboxes

Export Multiple Office 365 Mailboxes

The Office 365 Extractor tool is developed in such a manner that you can export multiple O365 user mailboxes into Outlook ext6 EML, and MSG file format in one go. One can only need to login as Office 365 administrator in the tool and save all the mailboxes data, including admin mailbox on local system in desired file format. Plus, the utility is enough efficient to export mailbox even if primary email ID and UPN address are dissimilar.

Note: Admin account of Office 365 must be impersonated before you export email from Office 365 Mailbox.

Office 365 Export Archive Mailbox

Export Office 365 Archive Mailbox

Office 365 Email Extractor allows the user to export Office 365 Archive mailbox / In-Place Archive emails in multiple file formats i.e. ext7 EML, and MSG. A user can also retrieve email according to a particular date range via using Date filter option. You just have to select a specific date range using “To” and “From” fields when you extract Office 365 Archive Mailbox emails or In-Place Archive.

Note: For Office 365 legal hold export, Administrator must enable In-Place Archive Mailbox for the required User Account. Read More

Office 365 Shared Mailbox Export

Option to Export Office 365 Shared Mailboxes

With the help of this software, the user can extract O365 shared mailboxes on local system in different file formats. Office 365 Mailbox Export tool downloads Inbox, Drafts, Sent Items etc data of shared mailboxes in ext8 EML, MSG file extension. In fact, with the help of filters, it is possible to export only the selected folders items of particular date range on the system.

Auto Detect O365 Mailbox

Facility of Auto-Detect Office 365 Mailboxes

One of the great functionality of Office 365 Export tool is that it automatically fetch all the existing mailboxes, including admin mailbox on software panel directly after validating Office 365 account. Adding to it, it is possible to search specific User ID from the junk of mailboxes. So, this will saves lots of administrator time by uploading multiple mailboxes automatically.

Office 365 Export Contacts, Calendar & Tasks

Export Office 365 Calendars, Contacts, & Tasks

The Office 365 Data Export tool is equipped with amazing options and one of the feature is you can also download contacts, calendar, and tasks items using Office 365 admin or single user account. It moves every single detail on local system such as, in Contacts, the information of contact number, work address, email address etc are exported in original state.

Maintain Emails Attachment

Maintain Mail Attachment & Attributes

The Office 365 Extractor tool preserves all items associated with email during the export procedure that adds more reliability. It keeps email file attachment, cloud-link attachment, label, subject, internet header, formatting, date & time, CC, BCC, Hyperlinks in its original state. Plus, it retains the read or unread status of mail after downloading into desired file type.

Download Office 365 Mailbox in 2+ Format

2+ File Types to Export Office 365 Mailbox

The Office 365 Email Export application facilitates the user to extract Office 365 mailbox and restores them in different file formats: ext15 EML and MSG formats. It equips the user to get individual Microsoft O365 emails together with attachment files. However, MS Outlook installation and configuration is mandatory for the working of the Office 365 export tool.

Extract Only Specific Data

Option to Save Data of Desired Folder

Office 365 Extractor tool provides a choice to fetch only a limited amount of data instead of extracting the entire O365 mailbox. A user has to select the checkbox located beside the desired mailbox or other components in order to export emails from Office 365 account. This feature is of great use. It is not only a time-saving approach but, forbids irrelevant extraction when you export mailbox from Office 365 online.

Exporting Office 365 Online Mailbox Data

Extract Office 365 Mailboxes Data of Specific Range

Office 365 email extractor permits the user to export Office 365 emails before regaining the data from the Exchange Online account. There is an option within Office 365 Mail Export tool to select some specific data lying within a definite date range. A user has to enter the “To” and “From” field to filter data. This is a unique feature to avoid the unnecessary data while exporting Office 365 mailboxes.

Pause & Resume

Pause & Resume at Any Instant of Time

The process to extract data from Office 365 can be stopped as many times as needed. To continue the operation, a user needs to click the Resume button. There is no requirement to start the process of Office 365 export all emails from the beginning every time it is paused. This feature is demanded when internet bandwidth is needed for other tasks too. Moreover, no changes are made in email formatting.

Several Naming Techniques

Offers Several Naming Techniques

The files, emails and other components exported from Office 365 Online Mailbox can be saved in different formats with the help of Office 365 Extractor tool. A variety of naming convention is available when you extract Office 365 emails to EML file formats like AutoIncrement, Subject, Subject_Date, Subject_From, Date_From_Subject, Date_Subject_From and many other combinations. Moreover, there are different formats to enter a date also.

Office 365 Data Export Report

Generate Office 365 Mailbox Export Report

The Office 365 email extractor generates the status report during the process to extract data from Office 365. The final report generated at the end of extraction contains the necessary details like user ID, email count, calendar count, contact and task count. But in the case of Archive mailbox extraction, the report contains folder path, folder count, export count and fail count. Also, a progress tick is present at the end which symbolizes the successful completion of the process to export Office 365 Online mailboxes to ext16 EML & MSG.

Split Huge Resultant File

Split Large Sized Resultant File

Office 365 Export Software provides an option named as ‘Split Outlook Data File After’. With the help of this feature, the resultant ext9 file divides into smaller files of defined size. This option prevents Outlook data file from corruption arises due to over-size. Interestingly, users are free to select size in GB or MB format and utility will break the output ext10 file according to mentioned size.

Office 365 Email Extractor Tool Specifications
Easily Download Office 365 Mailbox into Multiple File Formats

Software Download

Size : 18.8 MB

Version : 4.0

MD5 : 54e08a47938a59b8ed77333a8f7bb100

Trial Limitations

Demo of Office 365 Email Export software extracts only first 100 emails and first 25 other items toext11 / EML / MSG (only email messages) formats.

System Specifications

Hard Disk Space
Minimum 100 MB space is required for installation

Around 2 GB of RAM is recommended

Intel® Pentium 1 GHz processor (x86,x64) or equivalent


  • Microsoft .NET framework 4.5 or above should be installed.
  • If you are using Windows 10 / 8.1 / 8 / 7 or Vista, then please launch the tool as "Run as Administrator".
  • Login with App Password, if "Multi-Factor Authentication" (MFA) is enabled / enforced OR disable Multi-Factor Authentication. Read More
  • Exporting in ext1 Format: Microsoft OL should be installed in the system.
  • To export Archive Mailbox: The Administrator must enable In-Place Archive Mailbox for the required User Account Read More
  • Admin account of Office 365 must be impersonated for Admin Account Migration watch video

Supported Editions

  • Microsoft Windows – Vista / Win 7 / 8 / 8.1 / 10 (32-Bit & 64-Bit) & Windows Server 2003 / 2008 / 2012
  • Microsoft Outlook – 2000, 2003, 2007, 2010, 2013, 2016, 2019 (32-Bit & 64-Bit)
  • Office 365 – Enterprise E1 / E3 / E5 / Business Premium / Essentials & Exchange Online Plan 1 / Plan 2 & Office 365 A1 / A3 / A5 / F1



Electronic Delivery


Software Customization

If you need to customize Office 365 Export Tool or need additional features then, Request Quote

SysTools Office 365 Extractor Tool – Order Now

Get an Overview of Office 365 Mail Extractor Software Features – Demoware and Licensed Version

Features DEMO Version FULL Version
Export Office 365 Mailboxes
Extract Office 365 Archive Mailboxes
Get Office 365 Email, Contacts, Calenders & Tasks
Windows 10 & All Other Previous Windows Version Supported
Apply Date Filter
Pause & Resume Option
Export Office 365 Archive Mailbox Extract 100 Emails
Extract Office 365 Emails in ext10 EML, MSG Formats Export 100 Emails & 25 Other Items
Cost FREE $99

Frequently Asked Questions

Listed Commonly Asked Questions and Answers

How to export emails from Office 365 webmail using O365 export tool?

Easy 5 Steps to export Office 365 Account Mailbox data:

  • Step 1: Download & Run SysTools Office 365 Export Tool
  • Step 2: Enter "Credentials" >> Select mailbox items to extract.
  • Step 3: Choose required file format and Apply filter.
  • Step 4: Browse location>> Save Office 365 Account emails
  • Step 5: Click on "Start", Export Process will start.

No, to export emails from Microsoft O365 account with help of Office 365 Extractor Tool, there is no need to know admin credentials. It can be done on an individual level as well. Admin credentials are required when any user appeals to extract Office 365 emails from numerous accounts. But, if you have to retrieve a single O365 account, admin credentials are not demanded.

I am using Exchange Online Plan 2 & I have recently enabled O365 In-Place Archive on few of my mailboxes. Is it possible to export emails from all Office 365 Archive Mailboxes at a time.

Yes, this Office 365 Email Extractor software provides option "Archive Mailbox" which allows users to extract emails from Office 365 Archive folder to local computer

Yes, the Office 365 Export Tool manages to store the extracted Office 365 data in the shared folder with prerequisite permissions.

I am using the O365 account for 3 months but, I want to fetch the data of last one month only. Completely extract Office 365 data is of no use. It will unnecessarily waste my storage space. Is there any solution so that I can export only limited data from Office 365?

No, MS Outlook installation is required for working of Office 365 Extractor Tool.

After the process to extract data from Office 365, a complete export report is generated. It will show a tick sign if there is 100% extraction, otherwise not.

Yes, Office 365 Mailbox export software allows users to export office 365 shared mailbox easily.

What Customers Are Saying

SysTools Office 365 Export Software Verified Purchase Reviews

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