> 1. what should i do so that the user does not have to fill thier full > email address (user at domain1.com) at the login page of squirellmail. > it's moreindly to just put "user" as they used before. Do you have only one domain? If so, modify squirrelmail php files directly. > > 2. how do i convert all the previous email to the new mailbox format. Are you using maildir format now?