If you are facing this issue and want to fix the error that Outlook data file cannot be configured, then you have eSoftTools OST to PST converter software. This software converts OST files into multiple file formats. It has 10+ file conversion formats. It supports all versions of Windows OS. It has technical support and all users get help by email or live chat. This software has an email filtration option so users can convert specific emails without losing any data. This tool does not require installing MS Outlook on users PC’s to open an OST file.