Convert OST file data into PST file format using this third party software OST to PST Converter which can easily recover inaccessible OST file data and convert them PST file without any data loss. It really helped me to gather my all OST file data into a healthy PST file. The OST to PST conversion software imports all OST data like emails, contacts, calendars, notes, journals, tasks, folders, sub-folders and etc without any data losing.

You can download this Software free trial version from here: http://www.convertostintopstfile.com