I suggest specialized SysInspire software that converts MBOX files to PST files with ease, such as the MBOX to PST Exporter Tool. MBOX to PST exporter software is a common and secure solution for exporting data from a variety of email clients, including Apple Mail, Thunderbird, Entourage, Pocomail, and others. The selective conversion function for converting things and directories from MBOX to PST files has been modified. This app has a free version that only exports a few things from each folder.
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