ScriptInstallation.In

home_mailbox

home_mailbox in /etc/postfix/main.cf will allow you to set mail storage format mbox or Maildir. To set mail storage format to Maildir, run following command

#postconf -e 'home_mailbox = Maildir/'

Now you need to restart postfix, all existing mbox mail boxes will converted to Maildir.

server22# cd /var/mail
server22# ls
mysql           postfix         root
shoutcast       www
server22#