CmdID

CmdID / PowerShell / Cmdlets / Set

Set-AdfsFarmInformation

Removes a stale or offline farm node from the farm information table. Windows Server PowerShell reference

From the Windows Server PowerShell reference 3 parameters Its page in the reference

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Parameters

3 in the Windows Server PowerShell reference
-RemoveNodeSpecifies an array of fully qualified domain names (FQDN) of AD FS farm nodes to remove from the farm information table.
-Confirm, -cfPrompts you for confirmation before running the cmdlet.
-WhatIf, -wiShows what would happen if the cmdlet runs.