MSG to Office 365 Converter




MSG to Office 365 Importer

Smart utility to upload MSG files into Office 365 Accounts in Batches.

(Average Rating 4.2 Based on 1017 Reviews)
  • Enables the users to import MSG file data to Office 365 Mailbox securely
  • Offers option to selectively import data from MSG to Office 365 mailbox
  • Allows the user to import MSG file data to Office 365 with the Attachments
  • Provides Delta Import Option to help import newly arrived data to Office 365
  • Provides Priority settings to set order for user accounts before import process
  • Generates a detailed report after importing .msg files to Office 365 mailbox
  • Retains the meta properties of the MSG files after importing to Office 365
  • Supports Windows 11, 10 (64-bit) and Windows Server 2016, 2012

Free Live Demo - SysTools MSG to Office 365 Importer Fully Secured Download Version

Top-Notch Features of MSG to Office 365 Importer

Premium Features to Import MSG to Office 365 Account

convert MSG Mail to O365

Bulk Import MSG to Office 365

The software allows users to move multiple MSG files into different Office 365 accounts simultaneously. With MSG to Office 365 importer, users can batch import MSG files to the Office 365 mailboxes using Admin account credentials. The utility also maintains the meta properties such as To, CC, Bcc, date of creation, etc. associated with the MSG files in Office 365.

Maintains Folder Structure

Transfer Items to Office 365 With Admin ID

MSG to Office 365 Importer allows the user to move MSG email to the Office 365 account. The user has to enter the Microsoft Office 365 Admin account credentials to move MSG file data to Office 365. The tool requires admin account credentials for maximimum safety and security of the crucial data.

Selective MSG Mail Migration

Concise & Efficeint User Interface

This utility is designed with a user-friendly interface and advanced algorithms. The user interface is higly intuitive and uncluttered. It is designed to maximize the user efficiency and it drastically reduces the time taken to import MSG files to Office 365 mailbox.

Pause & Resume Downloading

Retain the Integrity of MSG Files

The software maintains integrity of the MSG files after import. There is no alteration in the original data style after the import is completed. The user can browse to the folder containing the MSG files arranged according to the user accounts and then the MSG files will be uploaded into the software.

Delete after Migrate Option

Keeps Track of Import Progress

The bulit-in dashboard helps the users keep an eye on the progress of the import procedure. After the user starts the import procedure, the user is presented with a different tabs to properly track the progress. These tabs are: In-Progress, Pending and Completed.

data integrity

Generate Migration Report

After the completion of the import process, the software generates a detailed report. This report includes mail count, fail count, time, status, etc. The user can save the report on their system in CSV file format and can refer to it easily if required.

Delete after Migrate Option

Re-Run Import Procedure

Under the Re-Run Import option, the user can opt for Retry Failed Items, Delta Import and Re-run Import options to perform the import process again. These options will help the user in case some items were left for importing, to import newly arrived data and retry import for the item that failed during the first attempt.

data integrity

Use CSV file for User Mapping

Before starting the import process, the user has to map source and destination Office 365 user accounts. This tool provides an option to import CSV file into the tool with mapped source and destination user account. The tool also provides a sample CSV file for the user to map the accounts.

MSG to Office 365 Importer – Specifications

Download MSG Files To Office 365 Tool to Import MSG Data Easily

Software Download

Size : 99.3 MB

Version : 6.6.0

Trial Limitations

The free demo version of this software will help users import data files to 2 user accounts for free.

System Specifications

Hard Disk Space
Around 500 MB for installation & tool requires at least 20GB of free space to store data.

Minimum 8 core processor

Minimum 8 GB of RAM is recommended


  • Microsoft .NET Framework v4.8.0 – For Windows
  • SysTools Customer Management domain should be whitelisted in users network firewall.
  • Create Console Project for Destination Accounts

      Create Project in Office 365

Supported Editions

  • Microsoft Windows – 10 / 11 (64-Bit) & Windows Server 2012 / 2016




Electronic Delivery


MSG Files to Office 365 Exporter Tool Feature Comparison

Get an Overview to Import Outlook Messages into Office 365 - FREE and Licensed Version

Features FREE Version PRO Version
Add Multiple MSG Files
Apply Date-based filter
Preserves Internal Structure
Save Progress Report in CSV
Import MSG to Office 365 Only 2 User Accounts
Cost FREE $10 Per User
(Min. 5 Users)

Frequently Asked Questions

Listed Commonly Asked Questions and Answers

How does the software work while importing MSG files into Microsoft 365 accounts?

Free convert MSG to Office 365 File data

Follow the below steps sequentially to import MSG to Office 365 account:

  • Step 1: Install & Run MSG to Office 365 importer Tool
  • Step 2: Choose the Source and Destination and Validate
  • Step 3: Provide the MSG file location and Office 365 credentials
  • Step 4: Add user accounts and click Start Import

Yes, the MSG to Office 365 Import Wizard maintains the folder hierarchy and keeps the content of the MSG files intact even after the migration process.

No, there is no file size restriction imposed on the files while importing MSG files to Office 365 Mailbox.

Yes, the tool permits the user to export the entire folder containing MSG files into Office 365 account.

Yes, the MSG to Office 365 importer utility is compatible with all the latest version of Windows including Windows 11, 10(64-bit).

No, there is no data loss issues linked to the software while moving .msg files in Office 365.

What Customers Are Saying

SysTools MSG to Office 365 Importer Tool Verified Purchase Reviews