Specify the display dim brightness (on battery)

This policy setting allows you to specify the brightness of the display when Windows automatically reduces brightness of the display.If you enable this policy setting you must provide a value in percentage indicating the display brightness when Windows automatically reduces brightness of the display.If you disable or do not configure this policy setting users control this setting.

Policy path: 

System\Power Management\Video and Display Settings

Scope: 

Machine

Supported on: 

At least Windows Server 2008 R2 or Windows 7

Registry settings: 

HKLM\Software\Policies\Microsoft\Power\PowerSettings\f1fbfde2-a960-4165-9f88-50667911ce96!DCSettingIndex

Filename: 

Power.admx

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