I can do easily online recovery OST to PST tool

[rockyjain]

 For the conversion purpose, download ATS OST to PST Converter application that does not create any changes in the database and provide you an accurate result. With the assistance of this program, you can export all over data such as email, notes, contact, attachment, task and many more.
To get repair this application you can download this application. With the help of this tool you can see the preview of the recovered mailbox along with all the data of Exchange OST files. According to your need, you can also make changes in the database but only before the conversion.
The users can also export the data of OST file into Outlook PST, EMLX, MSG, vCal, vCard, and MBOX file format for future. It has an additional feature that is cloud-based application Office365 & Live Exchange server that is the best feature of this application.
With the help of this application you will be able to convert single as well as multiple OST files along with email, notes, contact, attachment, task and many more. The users can also export 30 emails free of cost with the assistance of free demonstration feature of this application. It also provide 30 days money back guarantee.



Read More: https://www.ayushtech.com/blog-post/microsoft-ost-to-pst-converter.html

[Akshay_M]

Export mailbox as a PST file
Login to Outlook with the Exchange account that was used to create the OST files. And to export the OST mailboxes to PST, follow the simple procedure:

Go to Files >Open & Export and click Import & Export.
Import & Export

Select Export to a file; then click Next.
Select Export to a file

Select the second option—Outlook Data File (.pst)—and click Next.
Select PST file

Select the folder which you want to export and click Next.
Select the folder to export

Browse the location where you want to save the new PST file and choose the options regarding the duplicate items.
Browse the location

Note: There is an optional choice to provide a password to the PST file, but you can easily move ahead without choosing it.