Shoviv OST to PST Converter is a highly recommended tool by Microsoft MVPs. If your Exchange account is disconnected or you have orphaned OST file then this tool is very useful for you. Apart from conversion you can also repair and migrate OST files into Office 365 and On-premise Exchange servers. Download a free trial version today. https://www.shoviv.com/blog/how-to-convert-ost-to-pst-with-an-easy-way/
