If you're unable to open your OST file directly in Outlook, eSoftTools OST to PST Converter Software is a reliable solution. Outlook OST files cannot be imported directly, so they first need to be converted to PST format. eSoftTools' converter scans corrupt, orphaned, or inaccessible OST files and recovers all your emails, contacts, calendar, tasks, notes, folders, and more with complete accuracy. After conversion, you can easily import the resulting PST file into Outlook. The software has a very simple interface, making it easy for even beginners to use. It also features selective conversion, allowing you to export only the required items. This tool is compatible with all Outlook versions and provides fast conversion without any data loss. If you're having trouble opening your OST file, this software is the safest and most effective choice.