When the Exchange server went down in our office, many users were left with inaccessible OST files. I needed to quickly convert OST to PST so the data could be reused in Outlook. Instead of waiting for the server to come back, I used the Sysinfo OST to PST Converter Tool. It worked smoothly without any server dependency. I could preview the mailbox data, select PST format, and complete the conversion while maintaining the folder hierarchy. It felt like a complete recovery solution.
Read more: https://www.sysinfotools.com/ost-to-pst-converter.php