I advise you to download the SysInspire OST to PST converter that can help you to open the Outlook OST file on another computer. It has many features such as it can convert OST to PST, EML, EMLX, Office 365, HTML, etc. It has the feature of a split option where you can split PST files in multiple formats. It has a feature of email filtration. You can filter your emails by using dates, it can repair corrupt files of OST and it has a feature that you can use for the name change, called name convention, it has technical support 24x7 by mail or live chat. It has a demo version. By using the demo version of the software you can convert 25 files from each folder.