Migrating an Outlook OST file to PST format can be easily achieved using the eSoftTools OST to PST Converter Tool. This powerful tool helps users convert their offline OST files into accessible PST files without losing any data. To start the migration, first download and install the eSoftTools OST to PST Converter Tool. Once installed, launch the tool and select the OST file you wish to migrate. The software will scan and display all the mailbox data, including emails, contacts, calendars, and attachments. Choose the items you want to convert, and select PST as the output format. Afterwards, click the "Convert" button to begin the migration process. The tool will allow you to save the converted PST file to any location on your computer. eSoftTools OST to PST Converter ensures smooth and hassle-free migration, supporting both single and batch OST file conversions, making it ideal for both individual and business use. It also retains the original folder structure and metadata during the conversion, ensuring no data loss.