Try this Enstella EDB to PST Conversion Software to export exchange 2010 Mailbox to PST. Every user are not converted EDB to PST they convert many conversion formats then this software gives multiple conversion formats and mailbox items for free without any charges. Enstella gives the best chance for new users using this free demo version to check the software's work then after users are satisfied with this tool they get the premium version of the tool.