If you can easily export email with attachments, so download eSoftTools NSF to PST converter to easily export NSF all mailbox items like inbox, outbox, sent items, calendar, contacts, attachment to Mbox, ZIMBRA, EML EMLX MSG HTML and more formats. It provides a demo version for all users. You can use the free demo version to convert 25 items to each mailbox folder. New users can check the demo version.
More info - Free Lotus Notes to Outlook Export software
