3 Mar
                
                    2017
                
            
            
                3 Mar
                
                '17
                
            
            
            
        
    
                3:18 a.m.
            
        On 03/03/17 07:11, Ian Evans wrote:
Some time ago Thunderbird was using mbox-style format to store messages locally. It this is true today and for your installation, you can try the mb2md scripts: http://wiki2.dovecot.org/Migration/MailFormat
Recent versions of Thunderbird can store local messages in Maildir format...
https://wiki.mozilla.org/Thunderbird/Maildir
https://mail.mozilla.org/pipermail/tb-enterprise/2015-June/001112.html