Import Offline OST File in Outlook 2016

Do you need to import Offline OST file in Outlook 2016? Try the best professional OST to PST Converter software to directly import offline OST file in Outlook 2016, 2019, 2021, etc. It allows you to batch import Offline OST file in Outlook 2016 including all emails, contacts, calendars, and other items without Outlook. It keeps all the folder structures without any changes and data loss. It supports various file formats such as PST, PDF, MBOX, EML, MSG, OLM, Office 365, Thunderbird, and many other. It was suitable for both Mac OS and Windows OS including Windows 11.