Are you referring to the Emails module? If so, there currently isn't a method. The best bet is to go into your mail server's webmail client (or some other IMAP connected mail client) and delete the emails there.
Are you referring to the Emails module? If so, there currently isn't a method. The best bet is to go into your mail server's webmail client (or some other IMAP connected mail client) and delete the emails there.