To scan and view the complete content of OST files, including inbox, sent items, drafts, outbox, and trash, you can use the
DatarecoveryFreeware OST Viewer Tool. This reliable and effective OST File Reader allows you to access OST files without needing MS Outlook. The tool supports viewing Outlook mailbox items and enables you to open OST files in Outlook 2019, 2016, and earlier versions. Additionally, it provides options to save emails in various formats such as PDF, PST, MBOX, EML, EMLX, MSG, CSV, HTML, and DOC. It is compatible with both Mac and Windows operating systems and includes a functional demonstration.