If you want to convert your Outlook OST files to Office 365 then you will go with this article import ost Outlook. In this article, you will get the most effective manual solution to migrate the process. However, the manual solution is a high chance risk of data loss. Therfore, they will also offer an advanced solution OST To PST Converter. The tool is the most effective and efficient software that is capable of converting OST files to PST format. The utility is fully loaded with highly advanced features considering the requirements of high-tech users. Moreover, they also offer to convert OST files to different file formats and several email clients. Additionally, it maintains the folder hierarchy throughout the conversion process. They are flawlessly compatible with all versions of the Windows operating system. You can try the trial versions of the software to analyze the performance.