It is not viable to recover permanently deleted emails due to compacting using Outlook Recovery Software
. If you really like to recover deleted emails try not to compact the PST file and stop using the Outlook further. The best dbx file recovery software supports recovery of embedded HTML mails, bulky attachments, and even password protected .pst files, it als supports recovery of encrypted .pst files. It is a read only application, so nothing will be written on the existing PST file. This email recovery software reads the corrupted PST files and retrieves the emails that are deleted, into a new PST file. You also have an option to preview the files even before recovery.