INFO: Deletion of shortcuts with EVComplete

Overview

After all the items are migrated into user mailbox from Enterprise Vault, EVComplete will delete the shortcuts/stubs from the user mailbox.

EVComplete use following command call against Exchange Web Service (EWS) to delete multiple entries from user mailbox in O365.

ExchangeService.DeleteItems(itemsToDelete, DeleteMode.HardDelete, SendCancellationsMode.SendToNone, AffectedTaskOccurrence.SpecifiedOccurrenceOnly, true);

ExchangeService.DeleteItems Method (Microsoft.Exchange.WebServices.Data) | Microsoft Learn

Command use "HardDelete" mode which will permanently delete items from the user mailbox unless litigation hold or "Single Item Recovery" is enabled.

In such case hard deleted items will be store under "Recoverable Item Folder" (Purge) that is not visible for the end user.

Recoverable Items folder in Exchange Online | Microsoft Learn

If you want t recover hard deleted items from such folder you need to access it via MAPI tools like "MFCMAPI"