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Import PST to Office 365 & Upload Outlook data to Office 365

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If you planning to move from Outlook to Office 365 then you can use the Network Upload Method or the third-party. So here I am discussing how to Import PST to Office 365 or Upload Outlook data to Exchange Online environment manually or using the software.

Method 1: Manual Process for migrating the Outlook PST to o365

The Network Upload Method is a manual process of migrating PST data file to o365 account, provided by the Microsoft to convert PST file directly to Exchange Online Cloud Platform.

In this method, you need to assign the file sharing permission to the PST folder which you want to import and also you require to assign the Mailbox Import/Export role to the member in whose account you want to export the data. And then, we can upload the PST file to Office 365.

Step 1: Provide file sharing permission to folder where the PST file is stored

For this go to the folder where your PST stored and then Right-click the folder–>Properties. PST file properties dialog box will open. Under Sharing, click on the Share button.

Again, a dialog box will open asking you to choose the people with whom you want to share. Choose Everyone–>Add–>Share –>Done.

Step 2: Assigning Mailbox Import/Export Role

You need to assign the Import/Export permission to the member(s) on whose mailbox you want to import the PST data.

Firstly, Login to Office 365 Admin account. Click on Admin Centre icon–>Exchange.

Go to Permissions section. You will get a screen where you find the list of different roles. To create a role, hit on the plus (+) sign visible on the Admin Role Section.

After clicking on the plus sign, a dialog box will appear. Here you need to write the name of the role(Mailbox Import Export). Then you require to choose the roles in that dialog box only using plus (+) sign. Again, a new dialog box will open. Choose the role (Mailbox Import Export). Click on Add–>Save.

Now, you require to choose the member(s) to whom you want to assign this role. –>Choose the member. Click on Add–>Save.

Step 3: The third step is to upload PST to o365 account

Go back to the Admin Center page, click on Setup icon–>Data Migration. You will get the screen where you need click on Upload PST file.

Step 4: Import the New job

Now hit on New import job. A screen will come where you need to write the Name of the job and click Next then check on the Upload your data option–>Next.

Step 5: Know the SAS URL and the Azure AzCopy Tool

Click on Show network upload SAS URL and copy the link. Download AzCopy Tool. Once it gets downloaded just install and launch it.

In AzCopy tool, type the given command:

AzCopy.exe /Source: network path /Dest: ”SAS URL” /V: give a location where you want to save log file \AzCopy.log /Y

In place of the Network path, type the shared PST file network path. In place of SAS URL, place the link you copied. Also, give the location where you want to save the log file. This command import PST mailbox items to Office 365 using AzCopy tool. Run the given command in AzCopy tool.

Step 6: Mapping of the PST file:

Tick the given two options: I’m done uploading my files and I have access to the mapping files. Click Next.

Create the CSV file in a given format in excel and save it in .csv.

Click onSelect mapping file–>Validate–>Save.

The PST file imported to Exchange online account. Click Close.

Method 2: Third-Party solution to upload PST to Exchange Online

Exporting PST to o365 using software is a reliable way of data conversion, which provides many features for converting data.

There is a lot of obtainable software within the market. One of the software named as A2Z Migrations for PST to Office 365 is a trusted software which is connected with many advanced features. It is an affordable solution to data migration in just a few clicks. It is a comprehensible software with the easy-to-use process.

This PST to Office 365 Migration Tool is available at a reasonable cost of $10.14/mailbox. If you buy this tool for exporting one mailbox then you need to pay this much amount. But as the quantity of mailboxes increases the total price decreases. The price totally depends on the number of mailboxes.

The features are:

Import Single or multiple PSTs: The software allows to search and adds the single PST file generating its preview. It also transfers multiple Outlook PST files but without showing its preview.

Mailbox Type: You have the option to choose the type of Mailbox either Primary or Archive. Also, the tool provides the option of creating a folder to any mailbox and then export to that particular folder.

Migrate user’s mailbox with or without Impersonation: These options allow to export PST files in bulk. For this, you do not require to create the CSV file for multiple exports. You just need to manually provide the PST file path, mailbox ID and Password in the tool itself.

With Impersonation option allows you to export PST data to Exchange Online mailboxes but before that, you need to assign the Impersonation rights and Full access to the o365 account. In this you do not require to type anything, you just need to choose the office 365 mailbox and its type from the drop-down menu as the tool directly takes up and shows all the o365 mailboxes with Impersonation in Mailbox type option.

After uploading the data, the software validates each PST file and once verified, allows direct exporting to Exchange Online.

Export all or the selected folder: The software has the facility to export the folder(s) according to when migrating single PST file.

Log file: Creates the log file to a particular location to get all the step by step information.

Advanced search option: Allows searching single PST file items using To, From, Subject, Date, etc.

Maintains the folder hierarchy: It has the ability to sustain the same folder structure after the conversion.

No requirement of the PowerShell: There is no requirement of using the PowerShell during the conversion process, you can move the data without its need.

Compatible with Windows and Outlook versions: The tool is suitable with Windows 10, 8, 8.1, 7, etc. and also supports the PST file of MS Outlook 2019, 2016, 2013, etc.

Working of A2Z Migrations for PST to Office 365:

Step 1: Download this software and Install it to your device.

Step 2: Open it and add the PST file clicking on Add file option.

After clicking on Add file, a dialog box will open on the screen asking you to browse the file.

Once you browse the file, it generates the preview of that Outlook PST. This option is for the single PST file.

Note: You can also click on the Search button to find the PST file from a folder.

Step 3: Click on Export option

A window will open and here you can export all or selected folders. Choose anyone according to your need.

Choose the export option either primary or the archive mailbox. You can also create a new folder and then transfer it to the specified mailbox. Browse the location for creating the log file (optional). Click Next. It will ask you the Office 365 ID and Password to export the data. Type it and hit on OK, the PST file gets transferred Outlook PST to Exchange Online.

Note: To migrate the multiple PST file hit on Add file button. A new window will open on the screen.

Under Bulk migration option, you need to choose any option with or without Impersonation where you need to fill all the requirements. You can create the log file if required otherwise you can uncheck the create logfile option and click on Export. Then, it verifies each o365 mailbox giving the status as verified or unverified in the status space. Once verified the conversion process takes place and exports the data to the Office 365 cloud platform.

Note: If you are using the With Impersonation option then you require to login to the Exchange Online Administrator account.


In this blog, I tried to explain how you can import PST to Office 365 manually and with the help of the third-party solution. If you have any question regarding this then you can leave your query in the comment box.

More on this topic: Free OST to PST Converter Software to Quickly Export OST Mailbox


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