Easy Ways to Migrate Outlook (2013, 2016, 2019) to Office 365

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  • Updated on September 11th, 2023

Summary: This article explains the various methods of how to migrate Outlook (2013, 2016, 2019) to Office 365. Well, there are different methods to migrate Outlook emails to Office 365, but we will be going to explain the simplest one. However, we will also provide you with the working of the Outlook Converter, which allows users to migrate or transfer Outlook mailbox items into an Office 365 account.

Know About Outlook and Office 365

Microsoft is formally a cloud-based emailing platform. Nowadays, many small, medium, and big businesses that previously used on-premise email servers like Exchange have since switched to MS Office 365 because it offers more flexibility and higher security as a cloud-based email service.

However, moving mailboxes from Outlook to Office 365 is a significant undertaking that requires a lot of knowledge, effort, and assistance. Therefore, due to a lack of adequate assistance, many organisations abandon the migration from Outlook to Office 365. So without any delay, let’s get to the methods.

04 Easy Methods to Migrate Outlook to Office 365

There are various methods to migrate Outlook 2016 to Office 365, which also supports the migration of Outlook 2021, 2019, 2013, 2010, 2007 and below versions to Microsoft Office 365. Therefore, you can forward your Outlook data files with ease and accuracy.

Method 1: Transfer Outlook Mailbox Emails to Office 365 Using Outlook Import/Export Feature

In Outlook, the PST file can be imported and exported to move data. Let’s move forward and look at the importation process.

  1. Go to Outlook’s File > Open & Export > Import/Export.
  2. Choose Import from another program or File, and click the Next button.
  3. Select Outlook Data File (.pst) and then press the Next option.
  4. Find the location where you wish to save the finished File by browsing.
  5. Select your Office 365 account and click Finish to import.

You can import PST to Office 365 by carrying out the first important step outlined above. So let’s move on to the next approach.

Method 2: Migrate Outlook to Office 365 Through Network

Upload Using Azure AzCopy Tool

Here, we’ve laid out the directions for you to follow. However, it only works when you import files under 20 GB, so let’s start.

Stage 1: User Import Role Assign

  1. Go to the Exchange Admin Center, select Roles >> Admin Roles, and then click Import/Export.
  2. Select the user to whom you wish to assign the role of PST file importation on the Assigned page, then click Add.
  3. Select Add after finding the user.

Stage 2: Generate Import Job

Create an import job to upload PST files to Azure Storage and follow the steps below to import PST to Office 365.

  1. Go to Data lifecycle management on the home page and click Import.
  2. Choose Import PST Files.
  3. In the Add New Import Job field, type the job name.
  4. Proceed ahead by clicking Next then choose data in the Select Import Job Type >> Next.
  5. Select the SAS URL for Show Network Upload.
  6. Select Copy to clipboard and tap Download Azure AzCopy.
  7. For Windows, Linux, and macOS, the Azure AzCopy program is now available for download.

Stage 3: Upload PST files to Azure Storage

To migrate outlook to office 365 by uploading the PST file to Azure Storage, follow the steps listed below.

  1. Once the program has been downloaded, copy the PST file folder to the Desktop and unpack the application there. If the PST files are on an external medium, connect the disc as an alternative.
  2. Open Command Prompt and navigate to the extracted folder on the Desktop where the azcopy.exe software is located using the ‘cd’ command.
  3. Run the command shown below to upload the PST file after starting the utility.

AzCopy copy “pathToFolder/ContainingPST” “SAS URL” –recursive=true

Wait for the PST file to upload; it shouldn’t be more than 20 GB if you want to migrate outlook to office 365.

Stage 4: Examine the uploaded Outlook PST files.

  1. Download the installer, run it and choose to Install for me alone.
  2. Once the installation is finished, launch the Azure Storage Explorer.
  3. Select the Blob container > Shared access signature URL, and paste the SAS URL you had copied into the form (SAS).
  4. Select Next after that, then click Connect.

The PST folder is finally visible under the File Share option.

Stage 5: Create the Outlook PST File Mapping

  1. Map the PST to the user mailboxes because you must ensure that PSTs are properly imported into user mailboxes on Microsoft 365.
  2. After leaving the Workload column empty and saving the CSV file, you must input the FilePath (folder name), Name, Mailbox, and TargetRootFolder to import mail items.

Stage 6: Begin the PST Import Job Process

To start the PST import, go back to the Office 365 Import data wizard and follow these instructions:

  1. After finishing uploading files, click on I have access to the mapping file and then choose Next.
  2. Click on the Select Mapping File option, choose to Validate, then press the Next key. If validation fails, get the logs and review them.
  3. Press the Submit button and then click Done.
  4. Examine the progress made in information governance.
  5. Once it has been imported, the notification will change to Import done.
  6. After importing PST, you may view the folder and mail items by signing into your Office 365 account.

Users should now have access to all mail items.

Method 3: Migrate Emails From Outlook to Office 365 Using Drive Shipping

Drive Shipping is a method which utilises a secure storage key and PST Import Tool, is an additional method to migrate outlook to office 365. Only the administrators and the organisation whose data is being moved are permitted to use this method, though. For this technique, you will need to physically ship your hard drive to one of the Microsoft 365 facilities after copying your PST data to it.

These are all the manual methods that can help you in migrating the data of Outlook 2013, 2016, 2019 into Office 365. However, there are some issues concerning the manual methods that you should be aware of like they are quite complex and demand technical expertise. Hence, professionals always suggest going with an automated solution. Therefore, in the next segment we have included the best Outlook Converter, so let’s start without any delay.

Method 4: Migrate Outlook to Office 365 Using a Professional Solution

Outlook Converter is the ultimate tool to migrate MS Outlook data into Office 365. It allows you to move your Outlook data to Office 365 as well as many other web and cloud-based email clients like Gmail, Yahoo, Thunderbird, IMAP, Hotmail, and Zimbra. This software also converts the Outlook PST file into various file formats like PDF, TXT, MSG, HTML, EMLX, and MBOX. Therefore, you can use this tool as a multipurpose software that has the best user interface for a straightforward conversion/migration of your data.

Steps to Migrate Outlook emails to Office 365

  1. Download and Run the MS Outlook Help’s Outlook Converter.
  2. Here, select the Single file or Multiple files/folders to migrate and then click on the Browse button to add the PST files.
  3. Preview the selected file by clicking on the folder from the tree structure then proceed ahead.
  4. Here, choose Office 365 from the drop-down menu.
  5. In this wizard, the software provides numerous features like Remove Duplicate items from Outlook emails, Maintaining folder hierarchy, etc.
  6. Hit the Path to save button to provide a destination to the resultant file.
  7. Finally, click on the Convert button to start the migration of Outlook into Office 365.


In the above context, we have explained the easy ways to migrate Outlook to Office 365 with three manual and one professional method to perform the Outlook to Office 365 migration process. However, manual methods have many disadvantages that can cause problems and even harm your data. Hence, to counter this situation, we have introduced you to a better method to move Outlook data with the help of Outlook Converter. It is the best software that professionals recommend, with outstanding migration speed.

About The Author:

Suman Rawat is a technical content writer and expert in the fields of email migration, data recovery, and email backup. Her passion for helping people has led her to resolve many user queries related to data conversion and cloud backup.


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