<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}-->Outlook OST to PST Converter is a free download from SysInspire that can convert an infinite number of OST files to PST files without causing any damage to the OST file and can easily convert OST to PST manually. There is no need for third-party support since the software has a clear interface. Users can easily migrate OST data to PST, MSG, EML, EMLX, MBOX, VCARD, and OFFICE 365 platforms. This programme allows users to restore emails, addresses, jobs, notes, appointments, and journals, among other things, as well as fix OST offline files. Everyone has access to a free demo facility that allows them to save 50 emails per folder in any format.

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}-->Here is the solution to <!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}-->OST is in use and cannot be accessed