The original "Terminal Services Manager" (tsadmin.msc) was a staple for Windows Server administrators, but it was officially retired by Microsoft several versions ago. If you are looking to download a tool to manage remote desktop sessions, users, and processes from a Windows 10 machine, you now have two main options: using or a third-party replacement designed for modern environments.
For Windows 10 version 1809 and later, RSAT is an "Option on Demand" and does not require a separate manual download from a website.
Terminal Services Manager for Windows 10: Download and Setup Guide terminal services manager windows 10 download
: Send mass messages to users, or disconnect and log off multiple idle sessions simultaneously.
: View all active, disconnected, and idle sessions across multiple servers in one dashboard. The original "Terminal Services Manager" (tsadmin
: Click Add a feature and type "Remote" into the search bar.
Microsoft has moved Terminal Services management into the console, which is part of the Remote Server Administration Tools (RSAT). How to "Download" and Install on Windows 10 Terminal Services Manager for Windows 10: Download and
: Go to Apps > Optional features (or System > Optional features on newer builds).