batcmd.com Windows 7 Services

Adaptive Brightness - Windows 7 Service

Monitors ambient light sensors to detect changes in ambient light and adjust the display brightness. If this service is stopped or disabled, the display brightness will not adapt to lighting conditions.

This service also exists in Windows 10 and 8.

Startup Type

Windows 7 edition without SP SP1
Starter not exists not exists
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Default Properties

Display name:Adaptive Brightness
Service name:SensrSvc
Type:share
Path:%WinDir%\system32\svchost.exe -k LocalServiceAndNoImpersonation
File:%WinDir%\system32\sensrsvc.dll
Error control:normal
Object:NT AUTHORITY\LocalService
Privileges:
  • SeChangeNotifyPrivilege

Default Behavior

The Adaptive Brightness service runs as NT AUTHORITY\LocalService in a shared process. It shares an executable file with other services. If the Adaptive Brightness fails to load or initialize, the error is recorded into the Event Log. Windows 7 startup should proceed, but a message box is displayed informing you that the SensrSvc service has failed to start.

Restore Default Startup Type for Adaptive Brightness

Automated Restore

1. Select your Windows 7 edition and Service Pack, and then click on the Download button below.

2. Save the RestoreAdaptiveBrightnessWindows7.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 sensrsvc.dll file exists in the %WinDir%\system32 folder. If this file is missing you can try to restore it from your Windows 7 installation media.