You can easily export OST file into PST Outlook by the automated method and this is risky free because there are always have simple and smart features. Another common technique is by making use of tools you can easily recover OST file securely without damaging other existing data. For the last 6 months, I am using eSoftTools OST to PST Converter software and one of the good things about this tools is that it can easily export OST file data to multiple formats HTML, PST, CSV, EML, EMLX, HTML, MSG, MBOX, and vCard) without any limitation. This tool helps me to recover OST emails and other data.
Read More Info:- export OST file into PST Outlook
Read More Info:- export OST file into PST Outlook