Step 1:
Download, install, and run Office 365 to PST Converter Software.

Step 2:
Enter Login Details of Office 365 Account

Step 3:
Show Preview of all Available Folders

Step 4:
Select File Format to Save Backup Data

Step 5:
Select Destination location

Step 6:
Initiate the Saving Process

Step 7:
Successfully Backup Office 365 data into PST format.
