While runing the PowerShell command "Set-BrokerSite -DefaultReuseMachinesWithoutShutdownInOutage $true" in Citrix Virtual Apps and Desktops (CVAD) 2203 LTSR environment, the following error "A required feature is disabled by the system configuration" was shown.

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>> Set-BrokerSite -DefaultReuseMachinesWithoutShutdownInOutage $true
Set-BrokerSite : A required feature is disabled by the system configuration

+ Set-BrokerSite -DefaultReuseMachinesWithoutShutdownInOutage $true
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    + CategoryInfo          : PermissionDenied: (:) [Set-BrokerSite], SdkOperationException
    + FullyQualifiedErrorId : Citrix.XDPowerShell.Broker.FeatureNotEnabled,Citrix.Broker.Admin.SDK.SetBrokerSiteCommand
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If you want to enable this feature (DefaultReuseMachinesWithoutShutdownInOutage), please upgrade CVAD to 2402 LTSR.

* The result of CVAD to 2402 LTSR.

Problem Cause

PowerShell command option (-DefaultReuseMachinesWithoutShutdownInOutage) feature is not supported in CVAD 2203 LTSR.
It is supported in CVAD 2402 LTSR.

〇CVAD 2203 LTSR Edoc
https://docs.citrix.com/en-us/citrix-virtual-apps-desktops/2203-ltsr/manage-deployment/local-host-cache#application-and-desktop-support

〇CVAD 2402 LTSR Edoc
https://docs.citrix.com/en-us/citrix-virtual-apps-desktops/2402-ltsr/manage-deployment/local-host-cache.html#application-and-desktop-support