The best method for extracting all database entries from an inaccessible OST file and saving them to Outlook PST file format is SysInspire OST to PST Converter Software. This best OST to PST file Conversion Tool can efficiently export all email items from the OST file, including inbox, sent items, contacts, calendar, notes, deleted items, attachments, notes, task, draught, and journals, and convert the OST file to PST, EML, MSG, EMLX, vCard, HTML, and VCF file formats. It also allows you to move OST files to your Office 365 cloud account without any issues. You can also use the split feature to split the resulting PST into numerous smaller files to lower the file size.
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