Publish Date: May 13, 2021

 Are you using Outlook or having a PST file and need to import the .pst file to your Office 365 account? Then you are on the right platform to solve how to import PST File to Office 365 Mailbox query. This blog is created to clear users’ problems regarding Outlook to Office 365 migration. Although, users can import PST files in Office 365 account manually But it is very lengthy & not a safe migration solution so we will describe a manual & an alternative solution in this blog, so stay on this blog till the end and grab the opportunity to find out the exact solution.

How to Import PST File to Office 365 Mailbox Manually (Drive Shipping)

Although, Outlook & Office 365 are provided by Microsoft Team O365 has no option to import PST files directly. But the Drive Shipping is the way of importing PST file into the O365 account by saving the PST file on the hard drive & shipping the drive to Microsoft Service Center. As it received, Microsoft Representative will import PST file to Office 365 account. Now, make sure that you should have to follow the given points before the shipping drive process –

  • You must have DHL & FedEx account.
  • The user must be offered a given folder import-export rule to import .pst into the O365 account.
  • The saving time must be saved as unlimited frames.
  • The hard Disk of the PST file should be BitLocker encrypted & 6TB or less in size.

Now follow the given Steps –

Step 1. Download Import Tool (for that go to

Step 2. Copy PST file in Hard Drive.

Step 3. Generate PST CSV file & import Mapping.

Step 4. Create PST Import Job

Step 5. Ship Hard Drive.


If you want to know in detail then follow the web URL -


Drawbacks of the Manual Method

The above-mentioned process can transfer PST files in Office 365 but it has some limitations which you should know before following it.


  • It is a very lengthy process.
  • Non-technical users cannot follow the above-given process.
  • It is not useful for large PST files.
  • Any missed step can corrupt your data file of Outlook.

How to Import PST File to Office 365 Mailbox Proficiently

If you don’t want to follow the above mentioned manual method to upload PST file in Outlook 365 and need an urgent solution which can instantly export Outlook data into Office 365 then you can go with Outlook Migration Tool that is an amazing utility and works with perfect migration processing. It supports Add Files/ Folder option to import PST files into Office 365 directly and also has the Load Outlook Profile... option to directly export Outlook (configured) data into Office 365 without manual selection. It also supports the ‘I am admin’ option to provide a facility for multiple PST files into other user profiles of the Office 365 admin account. It not only export Outlook files even also maintains all properties of data files – mails content, metadata, formatting, attachments, images, unread status, hyperlinks, etc. So you can get complete data file migration from Outlook into Office 365. For users’ convenience, it has a change language option that helps to transfer PST files to Office 365 in another supportive language.

Therefore, you can perfectly solve your how to import .pst file into your Office 365 account problem within few minutes. Still, have doubt or any query regarding working performance then you can get a free trial test with 25 emails from each selected PST file into Office 365 without any cost. Thus, you can check both the above solutions and then decide to go for complete data migration.