If you are an MS Outlook user and want to switch to Thunderbird, then try SysCurve OST Converter. By using this tool, you can easily convert Outlook OST to Thunderbird MBOX file format. You can also change OST files to EML, MSG, PST, and other file formats. The software also allows uses to perform OST to Office 365 migration.

To know more about OST to MBOX, visit: https://www.syscurve.com/blog/methods-to-convert-ost-to-mbox.html

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