If you want to recreate OST file in Outlook 2016, so I advise you to get SysInspire OST to PST converter software. This tool has 10+ file format for conversion such as OST to PST, EML, EMLX, Office 365, HTML, Yahoo Mails, Gmail, etc. It has a demo version that allow users to convert 25 items from each folder. It show the preview of OST file before conversion. After using the demo version users can get the paid version of this tool to access the full version of OST to PST converter. This tool support all version of Windows OS. This tool does not require to install MS Outlook to run this tool.
