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Learn How to Import PST to Exchange Online Using Multiple Techniques

author
Published By Deepa Pandey
Ashwani Tiwari
Approved By Ashwani Tiwari
Published On January 2nd, 2024
Reading Time 6 Minutes Reading

Overview: Importing PST to Exchange Online can be a tedious task as it involes various technical steps and configuration. Hence, in order to make it a simple and easy task, we have designed this writeup with step by step process of various techniques that you can use to execute this task safely.

In the computing world, PST is an important file format. If you have configured your MS Outlook in POP then your mailbox data is likely to be stored in PST file format. And, since PST files are sensitive, many IT experts advise to import PST to Exchange Online.

But, the question is, Why? Apart from the fact that PST files are fragile, are there any other factors exist that can impact the .pst files?

Let’s find out!

Know the Potential Security and Data Integrity Issues with PST Files

While PST has mobility advantages, it also originates a number of security issues. Such as;

  • PST files aren’t designed to function as gigabyte email archives & due to this these files can easily get corrupted. Also, frequent data loss makes it even worse.
  • In cases like power outages, PC crashes, or abrupt closing of PST disconnects it from the Outlook profile. As a result, it’s usually overlooked or lost, creating an orphaned PST.
  • PST files contain emails and because of misplacement or restriction access, they are not properly retained which can lead to a legal issue if emails are required as digital evidence.
  • Though one can password-protect a PST file, there are a number of programs available that can crack passwords. Which then puts the user’s sensitive data at risk.
  • Since PST files are an essential part of enterprises, it has become the favorite target for hackers to deploy ransomware for malicious purposes.

The above are some of the serious concerns that make us rethink keeping the PST files on the desktop. And, this is why IT experts around the globe suggest Importing PST to Exchange Online.

Now, it leads to the below question.

How Can You Import PST to Exchange Online?

Did you know that there’s more than one method available for transferring PST to Exchange Online? 

Three Types of Manual Methods are,

  1. Import/Export Wizard
  2. Network Upload Method
  3. Drive Shipping Method

Let’s have a thorough discussion of the above methods.

Import/Export Wizard for Importing PST to Exchange Online

This is a Microsoft-offered native method usually suitable for users who have a few PST files to import. But, first, you need to configure the Outlook account and then follow the below steps.

  • Move to the File tab, click on Open & Export, and press Import/Export
  • Now, in the Import Export Wizard window, select the file type i.e Outlook Data File(.pst), and click the ‘Next’ button.
  • After that, you have to choose the PST file path from the ‘Browse’ button. Then, click on the radio button Replace duplicates with items imported, and hit Next.
  • Next, for importing the complete file, choose the root file, and click on the Include subfolders checkbox. After that, press the ‘Import items into the same folder’ and provide your Microsoft 365 ID.
  • Finally, click on the Finish button.

However, it can be a very time-consuming process for organizations that want to import PST files in terms of TBs.

Besides, many customers encountered different error messages while executing this method. Such as You don’t have permission to access the file, Couldn’t complete the operation because the service provider doesn’t support it, etc.

Network Upload Method to Import PST to Exchange Online

  • Step 1. Copy SAS URL then Download AzCopy Tool.
  • Step 2. Upload Required PST to Exchange Online using PowerShell.
  • Step 3. Verify Uploaded PST in Microsoft Azure Storage. (Optional)
  • Step 4. Now Create a CSV Mapping File to Import PST to Exchange Online.
  • Step 5. Make a PST Import Job Respectively. 
  • Step 6. Apply Required Filters for Selective PST Import & Initiate Import Job.

It can be used to transfer PST files in bulk. To execute the process, you need to have extensive knowledge of the Exchange Online Admin Center and PowerShell scripting language. Because if you enter even a single cmdlets command then it could lead to data corruption.

As a matter of fact, many IT admins avoid using this complicated approach to save themselves from any data-related disaster. And, since PST files contain sensitive emails, contacts, etc, one can’t risk losing such crucial information.

Also Read: How to Migrate Office 365 Users to another Tenant?

Drive Shiping Method to Move PST to Exchange Online Cloud

You can use this method for moving PST in bulk to Exchange Online. For that, you need to pay $2/GB of data to be migrated. 

If you talk about its process then you have to copy files to a hard disc and physically ship them to the Microsoft facility center. After receiving your disc they will import them to your Exchange Online account.

However, you can’t be so sure how much time it is going to take. Besides, this method is only available in limited countries.

Hence, it is clear that each manual methods have some serious flaws which make them unreliable.

And, that’s when the role of the automated method comes in. It mitigates all the challenges of manual approaches. 

Let’s have a look at the automated method for moving the PST files.

Use The Expert-Recommended Software to Import PST to Exchange Online

Whether you want to import an individual file or files in bulk, Office 365 Import Tool makes it easier for every user.

Also, it doesn’t involve any complicated PowerShell scripts to run the software. So, even naive users can easily work with the tool.

Moreover, users from any corner of the world can use this tool to import their PST to Exchange Online.

From a technical point of view, you can transfer emails, contacts, calendars, etc without any data loss.

In addition to that, you can also apply a date filter for selective file migration, exclude unnecessary Deleted and Sent item files, etc using the software. So, you can say that it is a complete package for all the PST file import needs.

Must Read: Ultimate Guide on How to Backup Office 365 Contacts

Steps to Import PST to Exchange Online Using the Professional Software 

Step 1. Download, the tool using the below button then install and run it on your PC.

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Step 2. Login to the software using Exchange Online Admin or User credentials.

how to import pst file into office 365 mailbox

Step 3. In order to import PST, click on Add File / Add Folder / Add CSV button.

how to import pst in outlook 365

Step 4. Now create Mapping and authenticate each PST file with its destination Exchange Online user ID.

how to import outlook pst file to outlook 365

Step 5. Enable the items from the mailbox Categories to Import and Apply date filter for each selected category.

how to import outlook 2007 pst file to outlook 365

Step 6. Finally, Click on the Import button to start the import process to Exchange Online.
how to move pst file to outlook 365

Final Verdict

PST files are vulnerable in nature and there is a high chance of data corruption. And, safekeeping your crucial information such as emails, contacts, events, etc, is necessary to avoid data loss. So, the best thing you can do is import PST files to Exchange Online using trustworthy software.