03-15-2025, 10:08 AM
If you want to export an Outlook OST file to MBOX format first, you need to convert the OST file to PST using a tool like OSTtoPSTAPP Converter for OST. Once you have the PST file, you can use an additional tool like PST to MBOX Converter to convert it to MBOX format. This is necessary because Outlook does not support MBOX files. So you can use this tool. It provides options to save converted files in formats like EML, MSG, MBOX, EMLX, HTML, PDF, etc. It also supports Outlook 2019, 2016, 2013, and other versions. This tool provides a free trial download to test it before purchasing. Read more:https://www.osttopstapp.com/