Windows 8
Default Description
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.
Additional Information
None at this time.
Default Startup Type
| OS | SP0 |
|---|---|
| Windows 8 x86 | Manual |
| Windows 8 x64 | Manual |
| Windows 8 Pro x86 | Manual |
| Windows 8 Pro x64 | Manual |
| Windows 8 Enterprise x86 | Manual |
| Windows 8 Enterprise x64 | Manual |
Service Names
Service Name (registry): TrustedInstaller
Display Name: Windows Modules Installer
Default Path and Command Line Options
C:\Windows\servicing\TrustedInstaller.exe
Log On As
Account: Local System account
Dependencies
Note: No dependencies are listed for any service in the WDP build I used to draft this information.
Windows 7
Default Description
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.
Additional Information
This services state, in normal and safe mode, cannot be modified by a registry patch.
Default Startup Type
| OS | SP0 | SP1 |
|---|---|---|
| Windows 7 Starter | Manual (Started) | Manual |
| Windows 7 Home Basic | Manual (Started) | Manual |
| Windows 7 Home Premium | Manual (Started) | Manual |
| Windows 7 Professional | Manual (Started) | Manual |
| Windows 7 Ultimate | Manual (Started) | Manual |
| Windows 7 Enterprise | Manual (Started) | Manual |
Service Names
Service Name (registry): TrustedInstaller
Display Name: Windows Modules Installer
Default Path and Command Line Options
C:\Windows\servicing\TrustedInstaller.exe
Log On As
Account: Local System account
Dependencies
What service Windows Modules Installer needs to function properly:
- None (S, HB, HP, P, U, E)
What other service require Windows Modules Installer to function properly:
- None (S, HB, HP, P, U, E)
Windows Vista
Default Description
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.
Additional Information
This services state, in normal and safe mode, cannot be modified by a registry patch.
Default Startup Type
| OS | SP0 | SP1 | SP2 |
|---|---|---|---|
| Vista Home Basic | Manual | Manual | Manual |
| Vista Home Premium | Manual | Manual | Manual |
| Vista Business | Manual | Manual | Manual |
| Vista Ultimate | Manual | Manual | Manual |
| Vista Enterprise | Manual | Manual | Manual |
Service Names
Service Name (registry): TrustedInstaller
Display Name: Windows Modules Installer
Default Path and Command Line Options
C:\Windows\servicing\TrustedInstaller.exe
Log On As
Account: Local System Account
Dependencies
What service Windows Modules Installer needs to function properly:
- None (HB, HP, B, U)
What other service require Windows Modules Installer to function properly:
- None (HB, HP, B, U)
Additional Reading
None at this time.