Knowing who is logged into a Windows Server at any given moment is an admin’s basic toolkit — it helps you troubleshoot resource contention, track unauthorized access, and clean up idle or orphaned Remote Desktop sessions quickly and safely.
Background
Windows Server exposes multiple, complementary ways to discover who is logged on: built‑in command‑line tools, Remote Desktop / RDS utilities, Event Log auditing, WMI/CIM queries, and trusted third‑party utilities such as Microsoft...