When looking for a termsrv.dll patch for Windows Server 2019 to enable multiple RDP sessions, it's important to note that Server editions already natively support two concurrent admin sessions. If you need more than two users, the official "repack" or proper method is to install the Remote Desktop Session Host (RDSH) role and relevant licenses.
Update: Run update.bat to fetch the latest rdpwrap.ini file, which contains the "offsets" needed for your specific Windows Server 2019 build. termsrvdll patch windows server 2019 repack new
Patched bytes:
