Most searching software for OST file items recovery is Enstella OST Recovery Software. This smart tool will make you able to convert OST to PST files into multiple conversion formats. Users can smoothly Convert OST files into 9+ file formats like- PST, EML, EMLX, MSG, HTML, vCard, CSV, ICS, MBOX, and more formats through this single tool.
Know More - Convert an OST to PST in Outlook 365
Know More - Convert an OST to PST in Outlook 365