How to Migrate outlook to office 365 - A Quick Guide

Outlook is an email client by Microsoft that is preferred for exchanging emails by most professional users. It allows users to access contact, calendar, and task management features. Nowadays, people are migrating towards advanced technology to make their day-to-day tasks convenient. So users who are using desktop-based email clients are switching to the cloud for easy access. Outlook 365 is one of the leading cloud platforms. It stores data in its cloud server. Users are migrating their Outlook emails to Office 365 due to several reasons. But, after subscribing to Office 365, most users failed to migrate Outlook to Office 365.

How to Migrate outlook to office 365

In this blog, we will discuss the benefits of migrating Outlook account data to Office 365 and the procedure to migrate Outlook emails to Office 365.

Reasons To Migrate Outlook To Office 365

Here are some reasons for migrating Outlook data to Office 365.

  • Office 365 offers seamless document sharing.
  • It offers two-factor authentications that help to secure the data.
  • It features auto sync to synchronize data like emails, calendars, and contact.
  • Microsoft 365 is easily accessible by users as it supports all major platforms.
  • Using Office 365, users can access all MS applications in one place.

In the above context, we have discussed some advantages of Office 365. Now let’s describe the manual procedure to migrate Outlook PST files to Outlook 365. 

Manual Procedure To Migrate Outlook Emails to Microsoft 365

To migrate Outlook PST files to Office 365 manually, follow these steps.

  • Sign in or add your Office 365 account to the Outlook client.
  • After adding the account, go to the File option.
  • Select Open & Export and click Import/Export.
  • Select Next after the selection of Import from another programme or file.
  • After selecting Outlook Data File (.pst), click Next.
  • Now, click on Browse to choose the PST file and click Next.
  • Then, choose the Office 365 email account and click Finish.
  • After completing the process, you can access the mail items from your Office 365 mailbox.

Following the above steps, the user can manually migrate Outlook emails and other data to Office 365. But, it is not a reliable procedure for outlook email migration as it has many restrictions. Now let’s discuss the limitations of migrating Outlook data to Office 365 by using the manual procedure.

Limitations Of Using A Manual Method To Migrate Outlook To Office 365

Now, let’s discuss some drawbacks of migrating Outlook to Office 365 using the manual procedure.

  • The manual process is lengthy and time talking.
  • The manual method does not allow migrating emails above the size of 35MB.
  • Using the manual method, users can migrate emails, but you can not export data like contacts, calendars, and tasks.
  • By using the manual method, users can not migrate mailbox items above 150MB.
  • It needs technical knowledge to perform the manual process.

The manual procedure for migrating Outlook PST data to Office 365 could be a tricky task for most users, as it requires technical knowledge. There is a high chance of losing some crucial Outlook data while manually migrating it to Office 365. It is the reason why most users prefer to migrate their Outlook PST data using a professional PST to Office 365 migration tool. Using a professional approach, users can perform the Outlook email migration without any limits. It does not require technical knowledge to migrate Outlook data to Office 365 using a professional method. By using the professional method, user can migrate their Outlook files to Office 365 without the risk of losing any data. It is the most secure and reliable process to export Outlook data to Office 365.


In the above article, we have discussed some advantages of migrating Outlook to Office 365. Briefly explained the manual procedure to migrate Outlook PST data to Office 365. But as we have mentioned, the manual method is a lengthy process and it requires good-sounding technical knowledge to migrate Outlook to Office 365. It may lead to data losses and also it is not secure. But, with a proper approach, it can become simple. For such purposes, it is highly recommended to use a modern approach to migrate Outlook PST files to Office 365. 

Author Bio

Arup Das is a technical resource specialist and freelance technical content writer. He has technical expertise in the field of Email Backup, Data Recovery, and Email Migration and resolves technical queries related to Cloud Backup or email migration for individuals and businesses.


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