You want to transfer PST files to Thunderbird smoothly. I suggest the Mailvita PST to MBOX Converter for Mac tool is easily to maintain and transfer Outlook files into Thunderbird file format. You can quickly convert the Outlook files into email clients like Thunderbird, Apple Mail, Poco Mail, Power Mail, etc. This application makes it easy to convert multiple PST files into the MBOX file format. Users can simply convert all PST items, like emails and attachments, into the MBOX mailbox file format. Without any data loss, users can simply use this application with technical and non-technical customers. It also supports all Mac & Windows OS versions. Download the free demo version of the utility.

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