Here is a YouTube Video that shows every detail you need to recover OST data. https://www.youtube.com/watch?v=hHwe3_oKuss&feature=youtu.be
If you are still confused after watch the video, you could contact us directly. It would be great pleasure of me if I help you. I used this OST to PST Converter Software to recover all my OST data, so I think it can help you.
Read More: http://www.pdsosttopst.com/