It is crucial to understand that Windows Server 2019 includes built-in RDP sessions for administrative purposes only. If you simply need to remotely manage the server, you do not need this license.
Do you already have a with Microsoft?
If you choose Windows Server 2019 RDP Licensing, hire a competent IT administrator or consultant. It is not a "plug-and-play" solution; it requires proper configuration of the Remote Desktop Session Host, Connection Broker, and Licensing Server roles to function reliably.
Windows provides a 120-day trial. If your RDP stops working after four months, your grace period has likely expired.
Microsoft’s RDP protocol is incredibly optimized. In Server 2019, the "UDP Transport" feature is mature, allowing for smooth performance even over high-latency connections. Features like H.264/AVC hardware encoding offload the processing to the client GPU, making the remote experience feel almost local.