How to install RSAT offline on Windows 11

Download Language and Optional Features ISO
https://software-static.download.prss.microsoft.com/dbazure/988969d5-f34g-4e03-ac9d-1f9786c66749/22621.1.220506-1250.ni_release_amd64fre_CLIENT_LOF_PACKAGES_OEM.iso

Mount the iso

List of all RSAT tool
Get-WindowsCapability -Name RSAT* -Online -Source “PATH_OF_THE_ISO” | Select-Object -Property Name
ES: Get-WindowsCapability -Name RSAT* -Online -Source “E:\LanguagesAndOptionalFeatures” | Select-Object -Property Name

Install specific tool of RSAT
Add-WindowsCapability -Online -Name “Rsat.ActiveDirectory.DS-LDS.Tools~~~~0.0.1.0” -Source “PATH_OF_THE_ISO” -LimitAccess
ES: Add-WindowsCapability -Online -Name “Rsat.ActiveDirectory.DS-LDS.Tools~~~~0.0.1.0” -Source “E:\LanguagesAndOptionalFeatures” -LimitAccess