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How to Import MSG Files into Outlook 365? Efficient Approach

Published By Aldrich Calvin
Anuraag Singh
Approved By Anuraag Singh
Published On May 8th, 2024

Overview: MSG files are also known as Outlook message files. These files are used to store the complete information about the email. There comes a scenario when a user or admin need to import these files to cloud platform such as Office 365. Hence, in this write-up, you will find the complete steps to import MSG files into Outlook 365.

However, before moving to the solution let’s discuss a user query to understand the real-life scenario. How it does have an impact on users and what exactly they look for.

Query: I am running an organization and now want to take the benefits of Office 365. I have all the MSG files from the previous email client. I know the manual method but it will take too much time. Can anyone help me out with the automated solution?


The MSG files are supported by different email clients such as Outlook, Thunderbird, and so on. These files store the different information related to the email such as sender, recipient, message body, date, and others as well. There are different reasons to import MSG files but the users face corruption of files and other errors as well during the process. Therefore, here are the complete methods to complete the process without errors.

Why Import MSG Files into Office 365?

You can get different benefits of Microsoft 365 by importing MSG files into Office 365. The following are some of the main advantages.

  • Centralized Email Management – Office 365 is a centralized platform through which you can manage emails at one location. If the MSG files are imported to Office 365, then it becomes easier to access and keep track of all of the emails.
  • Accessibility – Office 365 is a cloud-based platform that can be accessed from anywhere with the help of the Internet. If your MSG files are imported to Office 365 then you do not need to carry the physical storage device all the time.
  • Improved Collaboration – Office 365 provides different functionalities to improve collaboration between users. Importing MSG files to Office 365, allows you to share the emails with other team members also.
  • Enhanced Security – The MSG files in Office 365 are secure because of the advanced security algorithms of Office 365.
  • Storage – Office 365 provides storage as per the subscription plan you have. You can use that storage for multiple MSG files.
  • Data Loss Chances Reduced – In Office 365, the chances of data loss are also reduced which can happen because of the hardware or accidental deletions.
  • Easy to Search Files – Office 365 has an advanced search filter to find the required file. You can get the required file across the whole mailbox within a few seconds.
  • Option of Archiving – If you upload MSG to Outlook 365, then you can use the Archiving feature to move emails to in-place archive separately which is no longer required.

How to Import .msg into Outlook 365?

There are two different methods for this task. One is the manual method using drag and drop, and another is by using professional software. The manual method is not advised by the experts to use because of its limitations. However, the professional method is widely used because it is the expert’s choice for the safe and secure importing of MSG files to Outlook 365. Let’s explore each method in detail.

Method 1. Manually Importing MSG Files into Office 365 Using Drag & Drop

  • Step 1. Launch the Outlook application.
  • Step 2. Configure the Office 365 account (in which you want to import MSG files) on the Outlook desktop.
  • Step 3. Press right-click on the ID of the account to create a new folder.
  • Step 4. Search the MSG file on your local system.
  • Step 5. Now drag and drop the MSG file to the newly created folder in Outlook.
  • Step 6. All the MSG files will be visible to the Office 365 account now.

Limitations of the Manual Method

  • You need to be efficient at Outlook technicalities, as it requires the configuration of a Microsoft 365 account on the Outlook app.
  • There is a potential chance of data loss while uploading MSG files to Office 365.
  • Outlook might stopped working in the middle of importing MSG files due to internal issues.
  • Wrongly executed steps or misjudges can create a huge problem.
  • It could be a time-consuming process for multiple MSG files, as it requires Outlook to sync data from .msg files to Office 365.

Method 2. Import MSG Files into Outlook 365 Professionally

The expert’s choice is SysTools Office 365 Import tool to import MSG to Outlook web. Due to the limitations of the manual method, the tool is advised to use by the experts. This tool can complete the import process without any errors or hassle.

This tool is proficient for bulk importing .msg files into Outlook. It also has some advanced features that make the process simpler.

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Advanced Features of the Expert’s Choice Tool

  • Offers a smart Date-Range filter to select the relevant data only.
  • Provides an option to set the Account priority while importing .msg into Office 365.
  • Offers three ways to Map the .msg files with respective user accounts for bulk import.
  • Comes with a Delta Import Option that imports only newly arrived data.
  • Generates two types of Reports after the process, summary and detailed.
  • Offers an Interactive dashboard to track the whole process.
  • Provides 24×7 Technical support to answer your queries.

Software Steps to Upload MSG to Outlook 365 Step-By-Step

Step 1. Download and set the MSG as Source and Office 365 as the destination.

Source & Destination

Step 2. Select the Source file and Next.

source files-validated

Step 3. Enter the Office 365 credentials for the destination.

Add Destination Credentials

Step 4. Fetch users, select the source and destination email account and click on the Start Import.

start import


In this write-up, we have explained the need for importing MSG files. The manual and automated methods are elaborated in detail. The expert’s choice is the automated tool to import MSG files into Outlook 365. So, go with the expert recommendation for the successful importing process without hassle.

Frequently Asked Questions

Q1. Can MSG files store the recipient and sender address?

Ans:- Yes, MSG files are used to store emails with complete information such as sender, recipient, message, and so on. 

Q2. Can we import multiple MSG files in one attempt?

Ans:- Yes, you can add multiple MSG files in one attempt using the automated tool.

Q3. Is it beneficial to have the MSG files in the local system?

Ans:- Sometimes yes, if you need to store the email information in offline mode.

Q4. Are there any methods to import MSG files into Outlook 365?

Ans:- Yes, there are manual and professional methods to import MSG files into an Office 365 account.