For the better response use the MailsDaddy OST to office 365 Migration Tool. With this application, you can convert your all OST file data like emails, contacts, calendars, appointments, and attachments etc. into Office 365 Exchange Online Mailbox. It supports the corrupted or offline OST files. It is capable for all windows and Outlook versions.
The software has many features to moving from OST to Exchange Online Mailbox.
Add and Search file: With this option, you can easily Add the OST file by clicking Add File button and search the OST if you do not know the path of the file.
Bulk Export option: The application provide the advance feature for migrating Multiple OST files into o365 by creating the CSV file with the OST file path, mailbox ID, and Password.
Migration with Impersonation Export: In this option, you can also import the multiple OST files into o365 Cloud Platform with the CSV file. In that CSV you need to type the OST file path and the mailbox ID.
Note: For the Impersonation Export option you need to provide the "ApplicationImpersonation" permission and the full access to the Admin account.
OST to PST: With this tool you can you can convert your OST file data into Office or the Outlook PST format.
Migration with Date Range Filter: In this Option, you can select the mail items by the specified date range.
Processor: 2.4 GHz
Hard Disk Space: 20MB
With the demo version, you cannot migrate the selected PST item into Office 365 Mailbox.
The Bulk and Impersonate Export option does not work with the demo version