Without any data loss user can convert number of OST file into a single PST file including all email properties. It can also save OST file into EML or MSG file format. After conversion maintain folder structure of OST file attachments without lacking any data.
As you know that OST file is exact copy of Outlook email but by default it is unable to read therefor user can convert OST file into PST file, OST fie to PDF file as well as convert batch OST file into PST file respectively with particular OST file converter tool.
It is the best and reliable source to migrate all email properties from an OST file into Outlook PST file without any data loss.
OST to PDF Converter
It is 3rd party software supports entire Windows platforms and successfully convert unreadable OST file into PDF file format.
Completely converts multiple Exchange OST files into Outlook PST file as well as EML or MSG file format including whole email properties.