If you want to import EML files into Thunderbird, it's important to manage the files properly first. To make this process easier, you can use eSoftTools EML Converter Software. This tool scans multiple EML files and organizes them into supported formats, making importing into Thunderbird a breeze. The software supports batch processing and preserves attachments, formatting, and header details along with emails. Its simple interface is also helpful for beginners, allowing them to add EML files to Thunderbird without data loss.