You want an effective method to transfer OST files to PDF format. I recommend the DataVare OST to PDF Converter Software because it is simple to use for users who aren't techy. It easily transfers multiple OST files to PDF format without any data loss. This software works with all versions of Windows OS, including 11, 10, 8, XP, Vista, and more. You don't need MS Outlook or Adobe Acrobat to swiftly transfer multiple OST files to PDF format. MS Outlook has versions for 2021, 2019, 2016, 2013, and so on. This method allows you to easily transfer OST files to PDF files. This will continue to work even if the OST file is corrupted or no longer attached to your account. You can use the tool for free to explore how it works.