Use this dialog box to change the associations of Mailbox Stores to subclients for auto-discovered mailboxes.
Mailbox Store
Displays the name of the Mailbox Store where newly discovered mailboxes for the associated subclient will be backed up/migrated.
Subclient
Displays the name of the subclient whose newly discovered mailboxes will be backed up/migrated to the associated Mailbox Store. To change the subclient association, click on the subclient and select a different one from the drop-down list.
Change all selected stores to:
Lists subclients that can be associated with Mailbox Stores for auto-discovery. To change the subclient association for one or more selected Mailbox Stores, click a subclient in the list.