batcmd.com Windows Vista Services

Windows Defender - Windows Vista Service

Scan your computer for unwanted software, schedule scans, and get the latest unwanted software definitions.

This service also exists in Windows 7 and 8.

Startup Type

Windows Vista edition without SP SP1 SP2
Starter Automatic Automatic Automatic
Home Basic Automatic Automatic Automatic
Home Premium Automatic Automatic Automatic
Business Automatic Automatic Automatic
Ultimate Automatic Automatic Automatic

Default Properties

Display name:Windows Defender
Service name:WinDefend
Type:share
Path:%WinDir%\System32\svchost.exe -k secsvcs
File:%ProgramFiles%\Windows Defender\mpsvc.dll
Error control:normal
Group:COM Infrastructure
Object:LocalSystem
Privileges:
  • SeImpersonatePrivilege
  • SeBackupPrivilege
  • SeRestorePrivilege
  • SeDebugPrivilege
  • SeChangeNotifyPrivilege
  • SeSecurityPrivilege

Default Behavior

Windows Defender logs on as LocalSystem and runs in a shared process of svchost.exe. If Windows Defender fails to start, the error is recorded into the Event Log. Windows Vista startup proceeds, but a message box is displayed informing you that the WinDefend service has failed to start.

Dependencies

Windows Defender will not start, if the Remote Procedure Call (RPC) service is stopped or disabled.

Restore Default Startup Type for Windows Defender

Automated Restore

1. Select your Windows Vista edition and Service Pack, and then click on the Download button below.

2. Save the RestoreWindowsDefenderWindowsVista.bat file to any folder on your hard drive.

3. Right-click the downloaded batch file and select Run as administrator.

4. Restart the computer to save changes.

Note. Make sure that the mpsvc.dll file exists in the %ProgramFiles%\Windows Defender folder. If this file is missing you can try to restore it from your Windows Vista installation media.