Policy

Specify the display dim brightness (plugged in)

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
PackMicrosoft Windows
CategorySystem / Power Management / Video and Display Settings
Policy IDbec66de062d1
Internal nameDisplayDimBrightnessAC

Registry

Copy registry mappings

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

Policy notes

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.

Related policies

Reduce display brightness (on battery)Reduce display brightness (plugged in)Specify the display dim brightness (on battery)Turn off adaptive display timeout (on battery)Turn off adaptive display timeout (plugged in)Turn off the display (on battery)Turn off the display (plugged in)