CmdID / PowerShell / Cmdlets / Set
Set-ComplianceRetentionEventType
Use the Set-ComplianceRetentionEventType cmdlet to modify retention event types in the Microsoft Purview compliance portal. Exchange PowerShell reference
From the Exchange PowerShell reference 4 parameters Its page in the reference
Parameters
-IdentityThe Identity parameter specifies the retention event type that you want to modify.-CommentThe Comment parameter specifies an optional comment.-Confirm, -cfThe Confirm switch specifies whether to show or hide the confirmation prompt.-WhatIf, -wiThe WhatIf switch doesn't work in Security & Compliance PowerShell.