The Exchange Management Shell provides cmdlets that allow you to delete items from one or more mailboxes. This can also be done with the EWS Managed API, and you can get a little more control over how the items are deleted compared to what the built-in cmdlets provide. In this recipe, you'll learn how to use the EWS Managed API to delete items from one or more mailboxes using PowerShell.
ExchangeServiceobject, and connect to EWS:
Add-Type -Path C:\EWS\Microsoft.Exchange.WebServices.dll $svc = New-Object Microsoft.Exchange.WebServices.Data.ExchangeService $svc.AutoDiscoverUrl("email@example.com")