I would like to suggest you take the help of this SysInspire Free EDB to PST Converter Software for making the quick recovery of the lost EDB file database. This software supports all versions of the Exchange server either old or new. It is responsible to assign the export Exchange mailbox to PST with maintaining every structure of the folders. You can get the premium version of this software from the below-provided link.
For more info:- Export Exchange mailbox to PST