How to Import PST to Outlook 365 In Few Steps? Everything You Need to Know

import pst to outlook 365 web

Mohit Jha | Modified: October 26, 2022 | Office 365 | 13 Minutes Reading

Do you want to import PST to Outlook 365 web? Are you looking for a simple solution but all you can get is the lengthy manual method?

Read this post to know different approaches for importing multiple PST files into Outlook Web App. Here we will tell you how you can import all your PST file data using Export & Import Wizard, Network Upload, and a Reliable tool. But first, let’s learn the quick steps:

Quick 5 Steps to Import PST to Outlook 365 Web

  • Step 1. Download & Launch the tool
  • Step 2. Login into tool via User/Admin account.
  • Step 3. Use Add File/Folder option to import PST files.
  • Step 4. Map the PST file with user accounts and Validate.
  • Step 5. Select mailbox items to import and Hit Start button.

Network Upload Methos to Import PST to Outlook 365 Web – All Steps Explained

When it comes to importing PST to Outlook 365 online, there are three different ways available for the users. One way is to use the Azcopy tool to Import PST to Outlook 365 web, but this method has its own limitation. Let’s discuss each step in detail:  

Step 1. Copy SAS URL then Download AzCopy Tool.

  • Open your browser and navigate to https://compliance.microsoft.com. Use your admin credentials to sign in to the portal. 
  • Navigate to the left pane of the screen and click on Data Lifecycle Management and select Microsoft 365 from the dropdown. Then a new screen will open, here you need to click on Import.

Note: If the Import option is missing, then you need to assign the required permissions in the Exchange online role group.  

  • From the Import tab, click on Add button to add a New import job.
  • Now an Import Data wizard will open with multiple tabs such as Name your Job, Select Import Job Type, Import Data, Select Mapping File, and Review
  • Provide all the required details in these tabs and select the Upload your Data option on Do you want to upload or ship data? screen and then click on the Next button.
  • It will create a Network Upload Import Job. Now follow the below-mentioned steps on the Import Data page:
    • Firstly click on the Show network upload SAS URL option. Copy the SAS URL displayed on the page. Save it carefully it will be used later to import PST files to Outlook 365.
    • Then click on the Download Azure AzCopy button to download the AzCopy tool on your computer. It is an executable file, there is no need to install it on your system.

Step 2. Upload Respective PST Files to Outlook 365.

Once you downloaded the AzCopy tool on your computer, it is ready to use. It uploads the PST files and stores them in a Microsoft-provided Azure Storage location in the Microsoft cloud.

Note: Be careful and ensure that each PST file that needs to be imported to Outlook 365,  should not be larger than 20 GB. As it can impact the PST import process and you can get errors or face failure while executing the same. Additionally, the names of each PST file should be unique.   

  • Run cmd on your local computer.
  • Navigate to the directory where the azcopy.exe file has been downloaded.
  • Run the below-mentioned command to Import the PST files to Microsoft Outlook 365.

PowerShell Command :- azcopy.exe copy “<Source location of PST files>” “<SAS URL>”

For example – 

 azcopy.exe copy “E:\PST\abc” “https://dbc91ac2cdda49d127553da.blob.core.windows.net/ingestiondata?sv=2015-04-05&sr=c&si=IngestionSasForAzCopy201203925129282846&sig=uT%2BHy1%2FHUFL6L3aw4476QxfZqMbeQdOGetYKguQwF44%3D&se=2020-11-20T05%3A18%3A22Z”

Step 3. Verify Imported PST Files to Microsoft Azure Storage. (Optional)

This is an optional step, here you can download the  Microsoft Azure Storage Explorer – (It is a free & open-source tool) in order to view and verify the respective PST files that you have imported to Azure blob.

Although this is an optional step, it becomes helpful when you create the mapping files for PSTs in the very next step. As there you have to specify both the folder pathname and filename for each PST file, you want to import to Outlook 365. Performing this optional step reduces the potential errors in PST mapping file creation.

  • Download and install and run the Microsoft Azure Storage Explorer tool on your local computer.
  • Navigate to the Select Resource page from the Connect to Azure Storage dialog and then select Blob Container.
  • Now from the Select Authentication Method screen, opt for Shared Access Signature (SAS) option, then click on the Next button.
  • Here paste the copied SAS URL on the Enter Connection Info screen and click on the Next button. When you will paste the SAS URL it will automatically autopopulated the Display Name with ingestiondata then click on Connect.
  • It will open the Ingestiondata Container, here you can find all the PST files that you have uploaded in Step 2. It is located under Storage Accounts > (Attached Containers) > Blob Containers.

Step 4. Now Create a CSV Mapping File to Import PST Files

Once, you have imported all the required local PST files to the Azure Storage location in your organization, now you have to create a CSV file specifying the destination user mailboxes, PST files path, name,  etc in order to import them safely to Outlook 365. 

  •  You need to download a copy of the PST Import mapping CSV file on your computer.
  • Now open it using either NotePad or Microsoft Excel to edit and provide the required details as shown in the example below.

The Arrangement Order of Required Info:-  

Workload,FilePath,Name,Mailbox,IsArchive,TargetRootFolder,ContentCodePage,SPFileContainer,SPManifestContainer,SPSiteUrl

Examples:-

Exchange,,abc.pst,abc@xyz.onmicrosoft.com,FALSE,/,,,,

Exchange,,efg.pst,efg@xyz.onmicrosoft.com,TRUE,,,,,

Exchange,,jkl.pst,jkl@xyz.onmicrosoft.com,FALSE,/,,,,

Exchange,,mnp_archive.pst,mnp@xyz.onmicrosoft.com,TRUE,,,,,

Note: While creating the CSV mapping file, you should keep in the mind the limitation i.e. you can only have a maximum of 500 rows in the CSV mapping file, if you need to add more rows then you must need to create multiple CSV mapping files and multiple import jobs in coming Step 5.

Step 5. Create a PST Import Job Accordingly 

  • Navigate to https://compliance.microsoft.com and use the same admin credentials to sign in as used in Step 1.
  • Navigate to the left pane of the screen and click on Data Lifecycle Management and select Microsoft 365 from the dropdown. Then a new screen will open, here you need to click on Import.
  • From the Import tab, click on Add button to add a New import job.
  • Now an Import Data wizard will open with multiple tabs such as Name your Job, Select Import Job Type, Import Data, Select Mapping File, and Review
  • Provide all the required details in these tabs and select the Upload your Data option on Do you want to upload or ship data? screen and then click on the Next button.
  • Now, check both options given here – I’m done uploading my files and I have access to the mapping file then click on the Next Button. 
  • From Select the mapping file screen, and click on it to submit the previously created CSV file in Step 4.
  • Once, the file is attached then click on validate button to validate the submitted CSV file just to ensure there is no error in the arrangement of data.
  • Once the validation gets completed successfully then you can see the file name in green color. After that check the terms and condition document and click on the submit button to save the job. Here the job is successfully created.
  • You will see a status flyout page, where you can analyze the progress and see the new import job in the list of Import PST files pages.
  • You can also click on the Refresh button to see the latest status info displayed in the Status column. Once, the status gets changed to Analysis complete then you are ready to Import your PST files to Outlook 365.

Step 6. Apply Filters for Selective Import & Start the PST Import Job

Once you create the PST import job in Step 5, Microsoft 365 examines the data in the PST files (in a safe and secure way) by determining the age of the items and the different message types included in the PST files. 

Once the analysis gets completed, then you have two options whether you want to import the entire data into Outlook 365 or you can trim it down based on your preferences.  In order to do so, you can set filters that help you to control what PST data gets imported to Outlook 365.

  • Now from the Import tab in the compliance portal, click on the import jobs that you have created in Step 5. Click on Import to Microsoft 365.
  • You can do the following:
    • If you want to trim the data that you want to import, click Yes, I want to filter it before importing.
    • In order to trim the data you can configure different filters based on age, type, and users.   

Or

    • If you want to import the entire data, then click on the No,  I want to import everything button, and then click on the Next button. 
  • You will see the status of the Import Job, where you can analyze the progress and see the new import job in the list of Import PST files pages.
  • You can also click on the Refresh button to see the latest status info displayed in the Status column. 

Importing PST File Into Outlook Web App, Manually Using Import/Export

If you choose to implement the manual method for importing PST to Outlook 365 web, you need to have a desktop MS Outlook on your system. Then you have to configure the Office 365 account in it.

Now we will see how to configure your Office 365 account with Outlook 2016:

  • Launch MS Outlook 2016 on the system and click on File>> Add Account. import pst to Outlook web
  • Enter our Office 365 email address and click on Continue
  • Add the password when prompted and click on OK>> Finish.
  • Office 365 will be configured in your Outlook. Now, you can migrate the PST file in Outlook and it will get imported in Outlook 365 online as well.

Now it is time to transfer your PST file in Outlook:–

  1. Click on the File tab in Outlook 2016 and choose Open & Export>> Import/Export.

  2. From the Import Export Wizard, select Import from another program or file>> Outlook Data File (.pst) on two consecutive pages.
  3. Click on the Browse button to select the PST file from its location. Choose the preferred option and click on Next.

  4. If you want to import the complete file, select the root file and check the Include subfolders option. Now choose Import items into the same folder in the option and then add your office 365 account id here.
  5. Click Finish to get done with the data transfer. Check Outlook Office 365 and you will see the items of the PST file have been migrated to that mailbox.

Limitations of Manual Method

As you can see, this method includes the configuration of Office 365 in desktop-based Outlook. This makes the import PST to Outlook web quite lengthy and complex. Moreover, people without MS Outlook on the system may not be willing to install it just for the sake of this process. For all these reasons, people choose the mentioned software for the easier and simpler import process.

“Hello! I have got more than 5 PST files that I need to import in Outlook web app. I have checked the manual method but that requires importing one PST file at a time. Is there any technique with which, I can easily import all the PST files at one go. If anyone knows, please inform me here.”

Directly Import Multiple PSTs to Outlook 365 Using the Reliable Solution 

If you want to import PST to Outlook 365 in bulk, then use Office 365 PST Import Tool. With this, you do not have to go through the process of configuring an Outlook 365 account in MS Outlook again and again.

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They can simply add one or more PST files from their system or the domain network in the tool. Then it is the full responsibility of the tool to perform the migration. It does not require constant supervision of the user.

The application also allows incremental migration of the same PST file for a second time. It also offers selective PST file item transfer based on category and date filter. The program not only retains the complete email metadata but also excludes unnecessary folders like Sent Items and Deleted Items. All in all, this utility is the perfect solution for users who want problem-free PST file import in Outlook Web Access.

Also Read: How to Import PST to Shared Mailbox Office 365 using PowerShell?

Detailed Software Steps to Import PST to Outlook 365 Web

Step 1. Download, install and launch the above-mentioned utility on your computer. 

Step 2. Login into the software using the credentials of the Administrator/user account.

Step 3. Now, add local PST files into the software by clicking on Add File/Folder option.

Step 4. Create Mapping between the PST file and Outlook 365 user accounts and click on authenticate.

Step 5. Enable the checkbox for all the mailbox items and the categories that you want to upload from the PST file to Outlook 365 and Hit the Import button.

Final Words

Many Office 365 webmail users face the same problem when they have to import PST to Outlook 365 web. Since the manual method required Outlook configuration, most users will find this technique lengthy and complex. For them, we have described a simple method that will allow users to directly import PST file to Outlook 365 web app. Users can pick any of these approaches as per their preference.

Frequently Asked Questions Regarding Import PST to Outlook 365

Q1. How Can I import a PST file into Outlook 365?

There are generally two ways that you can use to import PST files to Outlook 365: Network upload and Import / Export Wizard. However, both have their own set of limitations. Hence, using the above tool can help you complete the task without any limitations or data loss.

Q2. Where is the PST File located in Outlook 365?

In order to see the storage location of Outlook PST files, you can follow the below steps:

  • Step 1. From the main interface of Outlook for desktop, click on the File.
  • Step 2. Navigate to Account Settings and click on Data Files.
  • Step 3. Here you can see the destination path for saved Outlook PST files under the Location. 

Q3. How long does it take to Import PST to Office 365 webmail?

No matter whether you use Network Upload, or Drive Shipping, manually importing PST files to Outlook 365 can be a time taking process. Moreover, you can face various limitations and errors while executing the same. Hence, using an automated solution is always a reliable option to go for. 

Q4. Is there any limitation to using the Network upload method?

Yes, there are various shortcomings associated with Network Upload, you should be technically sound, you must have access to the Exchange admin center, and you must have permission to create Import jobs, etc. In addition to this while creating the CSV mapping file, you can only have a maximum of 500 rows in the CSV mapping file, if you need to add more rows then you must need to create multiple CSV mapping files and multiple import jobs in the coming Step 5.