07-23-2025, 06:42 PM
You can quickly convert Maildir files to MBOX format by using a reputable tool such as Softaken Maildir Converter. This program can export all emails, files, and folder structures into MBOX without losing any data. It works with both Maildir and Maildir++ directories. You can change many files at once, and the format and metadata of the emails are kept intact, so you can open the converted files in Thunderbird or Apple Mail. The tool works with all versions of Windows, and you can try it out for free before you buy it.