If you are a user who doesn’t know how to convert an OST file into multiple file formats, then I will recommend you Mailsgen OST Converter Software that is easily able to export an OST file into multiple file formats like PST, MBOX, MSG, TGZ, MSG, HTML, NSF, and Office 365. It converts all the email attributes, like contacts, calendars, tasks, notes, messages, etc., so every type of user can easily convert an OST file into multiple file formats. You are able to check the live preview before the conversion. This tool properly preserves all the Meta properties and keeps folder hierarchies intact. This utility allows you to save the resultant files in a desired location on your system. If you want more information about the conversion, you can try the free demo version, which allows you to convert a few items in each folder. You can easily access all the Outlook versions, including 2003, 2007, 2010, 2013, 2016, 2019 and 2021. This program is suitable for all the Windows-based operating system versions, like Windows 11, 10, 8.1, 8, and 7.