what is the PowerShell to Purge all items in "deleted items" folder - per user and for all mailboxes

[Marvin Oco]

what is the PowerShell to Purge all items in "deleted items" folder - per user and for all mailboxes?

thanks

[#2]

There's no such PowerShell cmdlet. In O365, it's up to the user to empty its Deleted items folder. If you want to manage this centrally, deploy a retention policy tag.

Another option is to periodically run some EWS-based script.