There are various tools available for the conversion of OST files to PST. Here I would like to recommend you one more reliable tool named of KDETools for Outlook OST to PST Converter which successfully converts OST files to Outlook PST without any hurdle. With the help of this software, there is no risk of losing any metadata of the OST file.
Message Filtering: This option allows you to export OST items as per given date range.
Folder Selection: You can also select/ deselect OST folders from the left pane of the software. This option helps you to export only required folder(s).
This is a significant change for OST to PST Converter record design. Presently you can without much of a stretch believer OST document to PST record position. This product will assist you in converting messages from OST to PST document position. The free preliminary variant which relocates the initial 10 things from every envelope. This product is supporting MS Outlook all Version 2019, 2018, 2013, 2010, 2007, 2003, and so on.