In a test lab, you can install “RDS CALs for Windows Server 20XX” with a generic code (like a 50-pack trial). For production? Buy the correct CAL version. Server 2019 CALs work on Server 2022 hosts? Yes— downward compatibility only. 2022 CALs work on 2019, but not the reverse.
# As Administrator Install-WindowsFeature -Name RDS-Licensing -IncludeManagementTools remote desktop services licensing
Check for in RD Licensing Manager. Devices that never check back in after 90 days can be removed manually. Right-click → Revoke (you get a limited number of revocations, use sparingly). In a test lab, you can install “RDS
Remote Desktop Services allows users to connect to a Windows Server session to run applications or access a full desktop environment. Because multiple people are utilizing the server resources simultaneously, you cannot simply use the standard server license. You must purchase additional rights for those connections. Server 2019 CALs work on Server 2022 hosts
Need a specific scenario covered (RDS on Domain Controller, licensing for RemoteApp, or Azure hybrid)? Let me know.
Sound familiar? RDS Licensing is one of the most misunderstood and frustrating parts of Windows Server administration. Let’s fix that.