If you need a tool to open OST file in Outlook, the best solution is to convert them to PST format. I recommend trying Advik OST to PST Converter Software. This tool makes it easy to convert OST files to PST, allowing you to access them in Outlook 2019, 2016 or any version without any hassle. It has a simple interface, so even users without technical knowledge can use it easily. Additionally, this software supports conversion to other formats like EML, MBOX, and HTML. It works smoothly on all Windows versions. You can also download the free demo version to try it out before purchasing.
1. Launch the software on your system.
2. Add the OST file that you want to import.
3. Select the email folders and click on Next.
4. Choose PST from the saving options.
5. Browse the saving location and hit the Convert button.
6. In Outlook using the Import/Export tool open OST file data.
Done! Here complete the importing process.
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