Hi, If you want to convert MBOX file into PST format, then you should try Advik MBOX to PST Converter. This software has the simplest user interface, which allows users to convert MBOX file to PST format in an easy manner. Apart from this the tool retains the key elements as well as folder structure of emails. Steps to Convert MBOX file into PST format. Step 1. launch Advik MBOX to PST Converter. Step 2. Add MBOX file in the tool. Step 3. Hit the Convert button and analyze the conversion process. This is how you can easily convert MBOX file into PST format.