Windows Enterprise multi-session FAQ - Azure | Microsoft Learn
You typically run install.bat as an administrator to set it up. Download Multi Session Setup exe
This is a popular open-source project on GitHub that enables multiple RDP sessions by acting as a layer between the Service Control Manager and Terminal Services. Windows Enterprise multi-session FAQ - Azure | Microsoft
If you are looking to enable multiple Remote Desktop (RDP) sessions, here are the safest and most common ways to do so: Download Multi Session Setup exe