For the best solution to import Thunderbird to Outlook PST format, the Yota Thunderbird Converter is a highly reliable and efficient tool. Designed to support emails from Mozilla Thunderbird and other Thunderbird-based profiles, it ensures a smooth migration to Outlook PST while preserving all email properties, attachments, and folder structure. The software features a user-friendly interface, making it suitable for both beginners and IT professionals. With secure conversion, it guarantees no data loss during the process. You can also use the free demo version to test its performance and convert up to 25 Thunderbird emails to PST at no cost.