What is "Windows Update" in my Windows Server 2008 service list? And how is "Windows Update" service related to wuaueng.dll?

"Windows Update" is a Windows Server 2008 service that "Enables the detection, download, and installation of updates for Windows and other programs. If this service is disabled, users of this computer will not be able to use Windows Update or its automatic updating feature, and programs will not be able to use the Windows Update Agent (WUA) API." "Windows Update" service is provided by wuaueng.dll DLL file.

Detailed information on "Windows Update" service:

Service name: wuauserv
Display name: Windows Update
Execution command: C:\Windows\system32\svchost.exe -k netsvcs
Start type: Automatic
Service status: Started
Dependencies:
   Remote Procedure Call (RPC)

"Windows Update" service is provided by the svchost.exe program, see "svchost.exe Executable Program on Windows Server 2008" for details.

Disabling "Windows Update" service may cause issues when running Windows Server 2008 system.

⇒List of Services on Windows Server 2008

⇒⇒Windows Server 2008 Tutorials