Guide - BitRecover OST to Office 365 Wizard

Complete Guide to Import Batch OST Files to Office 365 Account Directly


First screenshot of this product, describes steps to import OST to Office 365.

start the tool


Software provides dual options to load emails in software panel i.e.

  • Convert configured Outlook mailbox data - This option will automatically detect & convert multiple configured Outlook mailbox data (.ost ) to Office 365 Account Mailbox.
  • Let me select my own Outlook Mailbox data provides 2 sub-options :
    1. Select Files: It allows you to Import single OST file to Office 365 using Select File option
    2. Select Folders: It allows you to Import multiple OST files to Office 365 at once using Select File option
  • Use Recovery mode : This option allows to import corrupt OST File into Office 365 Mailbox. This option is efficient in cases when you are getting missing folders.

Select file


Select OST file and click on Open button.

Select OST file


Previewing location of selected file (s), click on Next.

Location of selected file


The OST to Office 365 Converter software displays all OST file folders before conversion of OST file to Office 365 Mailbox. This option is helpful to the users who need to migrate selective Folders from OST File into Office 365 User Account. Then Click on Next Button.

Previewing email folders


Choose Office 365 as saving format to import OST to Office 365.

Change Language : It allows to Change Language of Office 365 Folders to 9 different Languages : English , Dutch, French, German, Spanish, Swedish, Norwegian, Italy, Finnish. For Example if Language is selected as French the folders Task will be visible as Tâches, Inbox as Boîte de réception.

Choose Office 365


  • If You are Office 365 User : You need to enter Office 365 Credentials I.e Office 365 Username & password to import OST into Office 365 Account and press Convert button to start the process. I you are not admin , Skip to STEP 10.

Provide credentials

  • If you are Office 365 Administrator : Choose "I am Admin" checkbox option. Then Enter Office 365 Admin credentials i.e Admin Username & Password. This option will enable to you to perform Mailbox Mapping ( ie. Upload Different OST to Different Office 365 User Account.)
  • Copy to default Folders : Check this option allows to merge / move OST data to default Office 365 Folders. Unchecking this option will import OST to Office 365 Webmail with an entirely new folder with date exported & Time. For example : 14-10-2020 12-06.
  • Export to Primary Mailbox : It allows users to Import OST files to Office 365 Primary Mailbox. This is the first category of mailbox you will receive by default after buying a membership to Office 365 that provides Exchange Online. This is a licensed mailbox and requires a password.
  • Export to In-Place Archive Mailbox : This option enables to Import OST file to Office 365 In-Place Archive Mailbox (also known as Archiving Online). This is a special mailbox that appears in the Primary Mailbox for Microsoft Outlook users. This option is disabled by default. You need to enable it within each mailbox setting.

Provide credentials


The next step is to perform Mailbox & User Mapping. Within Mailbox Mapping Tab which allows users can Map OST File with Office 365 Users.

The Select button provides a drop down menu which displays a list of Office 365 Users to which an admin need to transfer OST File. This option enables users to import Different OST to Different Office 365 Users via Admin Account.

Using this button you can also import OST to shared Mailbox by choosing the desired shared mailbox email id.

Importing files


You can also Apply Various Filters while importing OST to Office 365 such as like Date Range , From/To, Subject, Exclude Folders, Organizer, Root Folder within Mails, Calendars & Contacts

Also, it enables to create an Exception Log File. The Exception Report helps users to track & monitor all the exception generated by the software. This helps to track all the insights & failure of the software.

Process completed


Click on Connect & Finally you can start importing OST files into Office 365 account.


Process has been completed.

View on Office 365


Go to your Office 365 account and choose

View on Office 365


Now you can view OST file data on Office 365 as showing in screenshot.

View on Office 365