How to Upload Outlook PST to Office 365- Complete Guide

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  • Updated on December 7th, 2022


Every Outlook user once in a while felt a need to upload Outlook PST to Office 365. It is also sometimes necessary to import your PST file to Microsoft Office 365 account. Considering this requirement, we provide some simple and efficient solutions to export Outlook PST files to Office 365 accounts. So, read the complete article.

Personal Storage Table (PST) files are the proprietary format of Microsoft to save the backup of Outlook mailbox data. You can import this backup file to retrieve your mailbox data. Now, the question arises, “Why do we need to import this backup file?”

In the next section, we will learn the reason for importing the Outlook PST file to the Office 365 account.

Also Read: How to Export PST from Office 365 Online – Pro Solutions

Why Upload Outlook PST to Office 365?

Before we learn how to upload PST to Outlook online, let us explore the reason for importing Outlook data files to cloud O365. Although every user has different causes for migrating their data, some advantages are common for all users. We will discuss them all.

  • Uploading the PST file allows you to access your backed-up mailbox data in Office 365.
  • You can prevent file corruption if you import a data file to the cloud server.
  • Another reason is that you want to migrate emails from an account added to the Outlook application to the Office 365 account.

These are the most prevalent reasons. However, there are even more causes for migrating Outlook PST to Office 365. Now, it is time to check some simple solutions to migrate PST files.

Upload Outlook PST to Office 365 Using MS Outlook

The two main approaches to upload PST file to Office 365 are manual and professional solutions. The former is a free method but you need to perform some simple steps to export your files. On the other hand, the latter solution is quite easy. It is an ideal solution for every non-technical user. Let us discuss how you can import Outlook PST to Office 365 using MS Outlook.

Step 1: Add Office 365 Account to MS Outlook Application

  • Open the MS Outlook application in your system and click on the File button.
  • After that, click on the Add Account button. It will open the Add Account wizard.
  • Enter the login details of your Office 365 account and hit the Next button.
  • A prompt will appear asking you to verify your Office account. Provide the required password and hit Sign In.
  • After successful verification, your Office 365 account will be added to MS Outlook.
  • Restart the application to sync the mailbox data.

Step 2: Import Outlook PST File to Office 365 Account

  • Now, you see all your Office 365 emails in the Outlook application. Click on the File button.
  • Select the Open & Export tab and press the Import/Export button.
  • In the Import/Export wizard, choose the Import from another program or file option and press Next.
  • Opt for the Outlook Data File (.pst) option and click on the Next button.
  • Click on the Browse button and locate the desired PST file. Hit Next to proceed further.
  • After that, define the destination folder in which you want to import the PST file. Click Next to proceed further.
  • At last, click on the Finish button to successfully import PST to Office 365.

The above procedure is simple and effective to upload Outlook PST to Office 365 accounts. However, it has some limitations that make it infeasible for novice users. Moreover, it does not allow you to migrate only specific data. To upload PST to Office 365 without Outlook and make the migration simple for non-technical users, we suggest you the professional solution.

Professional Solution to Import Outlook PST to Office 365

CloudMigration PST File Converter  is the best solution to upload PST to Office 365 mailbox. This advanced software allows you to convert Outlook PST files into distinct file formats and migrate the mailbox data to various email clients. Above all, the application is designed with a self-explanatory GUI so that every user can easily upload PST into Office 365 without assistance.

Final Words

In the above article, we suggested some easy-to-perform and effective methods to upload Outlook PST to Office 365 account. You can either import your data using the MS Outlook application. However, this approach is not suitable for non-technical users. Therefore, we recommend using the advanced PST converter tool to export your file professionally.

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