Here is the Thunderbird Backup Tool, which will store your Thunderbird emails on your local disk. You can utilize the DRS Thunderbird Migration Tool. It allows you to back up your Thunderbird email, contacts, and calendars to your PC. You can also convert your data to several file formats such as PST, EML, PDF, and MSG. Users can additionally move from Thunderbird to Office 365, Gmail, Yahoo, etc. It is compatible with all versions of Windows. A free demo version and technical assistance are also available. Visit now: https://www.data-recovery-solutions.com/thunderbird-mail-backup.php