If some know about “PST to Thunderbird without outlook”. I have a realistic solution of PST to Thunderbird without Outlook conversion problem that name eSoftTools PST to MBOX Converter software. It's simple to complete only and takes few more steps. A PST file's folders should be exported as separate MBOX files. Our all customers, a demo version is also available in the demo version you can also convert 25 email items per folder without any amount.
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