A very useful option for converting orphaned OST to PST files with all data is PassFixerOST to PST Converter software. All data from the OST file, including contacts, journal entries, calendar entries, events, and attachments, can be recovered. The software will convert them all to PST, EML, EMLX, MSG, HTML, MBOX, MSG, and cloud Gmail, YahooMail, and Office365 without any data loss or integrity issues.
