The easiest way to do this is from the command prompt. The original, v3.1 file can be found here.Ĭopy c:\Windows\System32\termsrv.dll termsrv.dll_backupīefore you edit the termsrv.dll file, you have to become its owner and give the Administrators group the full permissions to it. The patched version can be download from here. To get back concurrent remote desktop connections, the make the following changes: You can do this yourself by replacing strings shown below, or just download patched versions from this page Windows 10 圆4 v1903 – May 2019 UpdateĪfter this update termsrv.dll is upgraded to version 2.53. You also need to stop Remote Desktop service ( TermService) if it’s running.ĭLL files can be modified using any HEX Editor (for example Tiny Hexer).
This file is located in C:\Windows\System32 folder. Before modifying termsrv.dllfor the first time, you need to take ownership and assign yourself full permissions. To have concurrent user sessions working in Windows 10, you need to make small changes to termsrv.dll file.
