You can migrate Offline OST file to PST file format without Outlook. Work on convert OST file Software is instant conversion from OST file to Outlook PST file format without Outlook. It can convert multiple mailboxes that contain inbox, outbox, sent-items, deleted-items, drafts, notes (to, cc, bcc, subject, date, and time). The tool is compatible with all Windows OS versions such as 11, 10, 8.1, 8, 7, XP, and Vista. It also supports all Microsoft Outlook versions like - 2021, 2019, 2016, 2013, and 2010.
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