Stellar Converter for OST

Stellar Converter for OST is a software tool designed to convert Outlook OST files into PST format. It can convert emails, attachments, contacts, calendars, tasks, and more while maintaining the original folder structure and format. The software offers selective conversion and supports output formats like PST, MSG, EML, RTF, HTML, and PDF. It works with all versions of Microsoft Outlook and Windows, and can recover inaccessible or orphaned OST files.

The software can convert all OST mailbox components to PST, including emails, attachments, contacts, calendars, and notes. It can handle any file size, and can manage inaccessible, orphaned, encrypted, or IMAP OST files. It's compatible with Outlook 2021, 2019, 2016, and earlier versions. It also allows you to migrate offline OST files to Microsoft 365 or Office 365.