Are you working to mount the dismounted Exchange 2013 database? Then the best course of action is to analyze the causes of Database issue, their probable solutions and decide for the appropriate course of action.
You can use the network upload option and the Office 365 Import service to bulk-import PST files to user mailboxes. Network upload means that you upload the PST files a temporary storage area in the Microsoft cloud.
This video tutorial shows you the steps to go through to set up what I believe to be the best email app on the android platform to read Exchange mail.
Get the app on your phone: The first step is to make sure you have the Samsung Email app on your …