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How To Import PST to Office 365 Mailbox? | A Step-By-Step Guide

Today I’m going to show you how to import PST to Office 365 mailbox. Before we begin, make sure you have the necessary permission to access the security and compliance center.

Let’s jump right in.

  • Connect to “Microsoft 365 Admin Center
  • Go to the “Security & Compliance Center
  • Under “Information governance
  • Select “Import”
  • Create a “New import job
outlook office 365
  • Enter a name for your job
  • select “Next
  • Note: The name has to be small letters. If they’re capital letter, you will get an error.
How to import PST to Office 365
  • Select “Upload your data
office 365 mailbox
  • Select “Show network upload SAS URI” and copy to clipboard.
microsoft office 365
  • Leave this window open
  • Start the “Microsoft Azure Storage AzCopy
    Download Microsoft Azure Storage AzCopy using the link mentioned on the screen.
  • Launch “Microsoft Azure Storage AzCopy” and it requires source location, destination and log file location.

Source – The location of a PST file
For example, “D:Techieberry”

import PST to Office 365

Destination – The Here you must enter the SAS URI you’ve copied to your clipboard
/V – Specifies the file name to output logging information
/Y – allows the use of write-only SAS tokens when you upload the PST files to a storage location

How to import PST to Office 365 mailbox
  • Now, you need Microsoft Azure Storage Explorer to continue further.
  • Complete the installation and launch it
  • Right-click at the “Storage accounts
  • Select “Connect to Azure Storage…
How to import PST to Office 365 mailbox
  • Select “Use a shared access signature (SAS) URI
import PST to Office 365 mailbox
  • Here you enter the SAS URI that you’ve copied to your clipboard.
import pst to office 365 mailbox
  • Click “Connect
How to move PST to Office 365
  • Now you should see the PSTs that you have copied:
How to move PST to Office 365
  • Go back to the Import job
  • Check both boxes and click “Next
move PST to Office 365
  • Leave this window open and update the CSV mapping file with Notepad (do not use Excel, as this will add additional characters at the end and the file will become unusable for the task).
How to move PST to Office 365
  • Name – The name of the pst file you want to import
  • Mailbox – Email address of the user that will receive the PST data
  • IsArchive – false: emails will be imported to the primary user mailbox
    true: emails will be imported to the archive user mailbox (please check if this is enabled before you start the migration)
  • TargetRootFolder – Subfolder name where the PST data will be migrated
  • Now. select the mapping file
import PST
  • Validate the file
import PST
  • Select “Save
move PST
  • Select “Close
move PST
  • Wait for analysis to complete.
PST to office 365 mailbox
  • When the Analysis is complete
  • Select “Ready to import to Office 365
PST to office 365 mailbox
  • Select “Import to Office 365
PST to office 365
  • Decide what you want to import
  • Select “No, I want to import everything
PST to office 365 mailbox
  • Select “Import data
PST to office 365
  • Select “Close
PST to office 365
  • Wait until the job has been finished
PST import in progress
  • The job has completed
PST import completed
  • When finished Outlook is showing an additional folder within the archive mailbox.
PST import completed
  • The name depends on the settings you have done within the CSV file!

Congratulations! you have learnt how to import pst to office 365 mailbox.

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