Termsrvdll Windows Server 2019 //top\\

If you or a previous admin applied a patched termsrv.dll (common on Windows Server 2012/R2 but unsupported on 2019):

Example for (common Server 2019): Find: 39 81 3C 06 00 00 0F 84 Replace: B8 00 00 00 00 89 81 38 06 00 00 90 (may differ – verify with up-to-date patterns). termsrvdll windows server 2019