PST to Office 365 Migration Tool
Step 1: Create a CSV file contains: PST file Path, Office 365 User ID as well as Passord as shown in given below image.
Step 2: Open the tool and click on Bulk Export button.
Step 3: Click on Browse button and browse a CSV file. Now select PST files do you want to export, choose "Export to Archive Mailbox" from Export options, Enter Name of Archive Mailbox (eg: MailsDaddy) and click on Next button.
Step 4: The software will import selected PST files to Office 365 archive mailbox. You can check the status through progress bar.
Step 5: You can check that PST file data have been imported to Office 365 primary Mailbox