CmdID / PowerShell / Cmdlets / Approve
Approve-WsusUpdate
Approves an update to be applied to clients. Windows Server PowerShell reference
From the Windows Server PowerShell reference 5 parameters Its page in the reference
Parameters
-ActionSpecifies the action that clients should perform when applying the associated update.-Confirm, -cfPrompts you for confirmation before running the cmdlet.-TargetGroupNameSpecifies the name of the computer target group for which to run this cmdlet.-UpdateSpecifies the object that contains the server of the update to be approved or denied as well as the update to be approved or denied.-WhatIf, -wiShows what would happen if the cmdlet runs.