There are lots of vendor in the market that’s why the user get confused how to select the best tool among the tools so don’t confused and go on Google then search
ATS OST to PST Converter software. This application is great in work which allows users to convert single as well as more than one file.
It does not make any changes during the conversion and your data will also the same as before the conversion.Using this utility you can export your data into several file formats such as PST, EML, MSG, vCal, vCard, HTML, EMLX, MBOX. It compatible with all the version of MS Outlook like 98, 2000, 2002, 2003, 2007, 2010, 2013, 2016 and 2019 also included.

The user can see the preview of recovered mailbox before the conversion along with Emails, sent-items, inbox, drafts, contacts, calendars, deleted-items, outbox, notes. With the aid of this best program, the user can preserve their Metadata properties such as To, Cc, From, Subject, Object, Date, Time and Bcc into cloud-based application Office365 & Live Exchange Server.
To convert the OST data into PST data file, MS Outlook installation is not required. It is 100% safe and secure. By downloading the free demo version of this tool you can see how it works to transfer the data from OST to PST.
Read More info: https://ats-ost-to-pst-converter-toolkit.en.softonic.com/