If you need a simple solution for converting OST data to Outlook PST file format, download OST to PST Converter Tool. It can easily and securely export every one of different messages, contact, inbox things, task, draft, diaries. It can move all OST documents to PST Outlook information with no confronting issues. It supports all MS Outlook versions like-97, 98, 2000, 2002, and 2003, up to 2016, 2019.
For more info:- https://www.sametools.com/convert/ost/