In many cases, users comes this question, Exchange public folder has been accidentally deleted, It contained important data like contacts, distribution list, event appointments etc that was important and needed. Unlike other mailbox items in Exchange server. Pubic Folder databases will not support database portability like mailbox database. It’s not easy to restore a backup file or a folder from the public folder backup.
Quick Solution
EdbMails for EDB to PST Converter is a free tool to convert online & offline corrupt and healthy EDB Files to PST, Live Exchange and Office 365.
To recover the Public Folder EDB file without copying the current public folders, you can copy the Exchange server Public Folder EDB file to another alternate server, into a Exchange server forest, only one Exchange server Public Folder can exist in a Exchange forest at any point of time; in added to this, Public Folders database cannot exist on the Exchange Recovery Database.
If the complete Exchange Public Folder EDB file has been deleted, then there are many ways for extraction of data, it depends on what you need and depending on the resource and backup you have.
Case:1 You have deleted the Public Folder EDB file and you need to recover it.
You can extract from brick level granular recovery of the items that you want, using an application called EdbMails. EdbMails allows the administrator to repair and recover the Public folder database and you can preview all the folders and items. Now you can export the items to PST file.
Case 2: You want to recover deleted items from your EDB file Public Folder database using backup file
In this case, it is similar to the deletion of the Public Folder database case, you can extract Brick level granular recovery of items using EdbMails Application.
Case 3: Public database folder is corrupt and unable to Mount
You can try repairing the Public folder EDB file in EdbMails application and try to recover the data by exporting to .PST file and import the extracted PST file to live Exchange server.