Install RSAT tools on Win11

24th April 2025

Windows Remote Server Administration Tools in MMC

DISM installs tools one at a time

DISM.exe /Online /add-capability /CapabilityName:Rsat.ActiveDirectory.DS-LDS.Tools~~~~0.0.1.0 /CapabilityName:Rsat.Dns.Tools~~~~0.0.1.0

OR

Set-ItemProperty -Path “HKLM:\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU” -Name “UseWUServer” -Value 0

$UseWUServer = Get-ItemProperty -Path “HKLM:\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU” -Name “UseWUServer” | Select-Object -ExpandProperty UseWUServer

Restart-Service -Name wuauserv -Force

Add-WindowsCapability –online –Name Rsat.ActiveDirectory.DS-LDS.Tools~~~~0.0.1.0

Set-ItemProperty -Path “HKLM:\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU” -Name “UseWUServer” -Value $UseWUServer

Restart-Service “Windows Update”

Get-WindowsCapability -Name RSAT* -Online | Add-WindowsCapability -Online

i dunno if all those steps are needed, Your mileage may vary

source https://www.reddit.com/r/SCCM/comments/19ffhej/is_installing_rsat_still_broken/