If you are looking for seamless email migration from Mozilla Thunderbird to Outlook then I would recommend you to use EmailsGuru Thunderbird to Outlook Converter. It efficiently converts Thunderbird MBOX files to Outlook PST format, ensuring the preservation of original folder structures, email formatting, attachments, and other metadata. The software supports batch conversions, which allow users to convert single or multiple MBOX files into PST in a single process. It’s user-friendly interface and many other robust features make it a reliable solution for both personal and business email migration. Users can also use a trial version for free.