The safest and easiest way to transfer OST file to PST format is by using SysInspire OST to PST converter tool. This application performs the process of transferring all the OST items to PST in the original format without any data loss.
Download SysInspire OST to PST converter software
> Click Find OST File option to locate the OST file
> Click Browse to select the location to save the converted file
> Click Convert option to start converting OST file to PST file process.
After the completion of the converting process, you will have a PST file that contains all your Outlook items that were saved in the OST file.
More info:- Transfer OST file to PST
Download the perfect software for conversion of OST file data to PST file that named is ATS OST to PST Converter. It recovers the data from severely broken/inaccessible OST file, retrieve deleted mailbox items, and convert OST file data into various file types.
• Support bulk conversion of OST file to PST file formats.
• It provides preview options to see the mailbox data before starting conversion process.
• Comfortably export OST file data into Live Exchange Server & Office365.
• The software maintains the mailbox folder hierarchy and data integrity after the conversion.
• It converts Outlook OST file into Outlook PST and other file types – MBOX, MSG, vCard, vCal, EML, EMLX, NSF, HTML, PDF file types.
Read More Info: https://ats-ost-to-pst-converter-toolkit.en.softonic.com/
If you need prompt data to shift to your OST file then use to Offline OST to PST Conversion Tool that shifts to your OST file and transfers emails from them as advance Outlook PST file format. You can attempt this utility for migrating OST to PST format in a secure way.