If you are looking a solution to migrate MBOX file to Outlook PST format then you need an application like MailsDaddy MBOX to PST Converter. This is a best GUI based software which allows you to convert single or multiple MBOX file to Outlook PST format. User can use this program on different email clients such as Apple Mail, Thunderbird, SeaMonkey, Netscape, Entourage, Gmail, Web Mail, etc.
The demo version of MBOX file converter allows you to migrate first 20 emails free of cost. Download demo: https://filehippo.com/download_mails...pst-converter/