What is "Windows Modules Installer" in my Windows 7 service list? And how is "Windows Modules Installer" service related to TrustedInstaller.exe?

"Windows Modules Installer" is a Windows 7 service that "Enables installation, modification, and removal of Windows updates and optional components. If this service is disabled, install or uninstall of Windows updates might fail for this computer." "Windows Modules Installer" service is provided by TrustedInstaller.exe EXE file.

Detailed information on "Windows Modules Installer" service:

Service name: TrustedInstaller
Display name: Windows Modules Installer
Execution command: C:\Windows\servicing\TrustedInstaller.exe
Start type: Manual
Service status: Stopped
Dependencies: None

"Windows Modules Installer" service is provided by an EXE file called: TrustedInstaller.exe:

Name: TrustedInstaller.exe
Location: C:\Windows\servicing\TrustedInstaller.exe
Description: Windows Modules Installer
File version: 6.1.7601.17514
Size: 200 KB (204,800 bytes)
Modified: Saturday, November 20, 2010, 7:17:48 AM

Disabling "Windows Modules Installer" service may cause issues when running Windows 7 system.

⇒ "Windows Presentation Foundation Font Cache 3.0.0.0 - PresentationFontCache.exe" Service on Windows 7

⇐ "Windows Media Player Network Sharing Service - wmpnetwk.exe" Service on Windows 7

⇑ Application Services on Windows 7

⇑⇑ Windows 7 Services Tutorials