Most of the functionality of Mail Archiver X can be controlled with the Toolbar, which sits at the top of the main window.
Add: Shows Wizard to add a new mail client or an IMAP account to the archival.
Setup: The Setup controls what, how and when Mail Archiver archives.
Archive: Starts the archival for the mailboxes of the activated email clients and IMAP accounts.
Archive Mbox: Shows a dialog to select files for archiving and then archives the selected files.
Open: Select a file to open.
Print: Print a mail.
Export: Exports the complete database, the current mailbox or the selection. You can select the options.
Delete: Move the selected Mail to the Trash mailbox.
Reply/Reply All/Forward: Works similar to every mail client.