Simple, easy and the best solution is available here OST to PSTConverter download this tool and easily convert OST to PST file. It recovers corrupt OST all data and transfers OST to Outlook PST file. The free trial version which transfers the first a few items from each folder. These tool 100% accurate results. Mac OS all versions supports like 10.10, 10.11, 10.12, 10.13, 10.14.
