Windows Server 2019 Termsrvdll Patch Top !link! Direct
The RDP Wrapper is the "gold standard" for this task. Instead of modifying the actual termsrv.dll file, it acts as a layer between the Service Control Manager and the Remote Desktop Service. Does not alter system files; easy to install.
The unofficial patch modifies termsrvdll.dll to: windows server 2019 termsrvdll patch top
Here's a brief overview of the patch: