Low battery notification action: registry value DCSettingIndexComputerHKLM\Software\Policies\Microsoft\Power\PowerSettings\d8742dcb-3e6a-4b3c-b3fe-374623cdcf06

Policy ID: DCBatteryDischargeAction1_2
Scope: Computer Configuration
Supported on: At least Windows Vista
Source: Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
Category: System › Power Management › Notification Settings

Registry

DCSettingIndex

REG_DWORDComputer

HKLM\Software\Policies\Microsoft\Power\PowerSettings\d8742dcb-3e6a-4b3c-b3fe-374623cdcf06 Current key

Enabled value: Depends on the option value
Element: Low Battery Notification Action

Options
Item	Stored value
Take no action	0
Sleep	1
Hibernate	2
Shut down	3

Apply with .reg · CMD · PowerShell

.reg

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Power\PowerSettings\d8742dcb-3e6a-4b3c-b3fe-374623cdcf06]

; Options (use only one)
; Take no action
"DCSettingIndex"=dword:00000000
; Sleep
"DCSettingIndex"=dword:00000001
; Hibernate
"DCSettingIndex"=dword:00000002
; Shut down
"DCSettingIndex"=dword:00000003

CMD

:: Options (use only one)

:: Take no action
reg add "HKLM\Software\Policies\Microsoft\Power\PowerSettings\d8742dcb-3e6a-4b3c-b3fe-374623cdcf06" /v "DCSettingIndex" /t REG_DWORD /d 0 /f
:: Sleep
reg add "HKLM\Software\Policies\Microsoft\Power\PowerSettings\d8742dcb-3e6a-4b3c-b3fe-374623cdcf06" /v "DCSettingIndex" /t REG_DWORD /d 1 /f
:: Hibernate
reg add "HKLM\Software\Policies\Microsoft\Power\PowerSettings\d8742dcb-3e6a-4b3c-b3fe-374623cdcf06" /v "DCSettingIndex" /t REG_DWORD /d 2 /f
:: Shut down
reg add "HKLM\Software\Policies\Microsoft\Power\PowerSettings\d8742dcb-3e6a-4b3c-b3fe-374623cdcf06" /v "DCSettingIndex" /t REG_DWORD /d 3 /f

PowerShell

# Common: create the key
New-Item -Path 'HKLM:\Software\Policies\Microsoft\Power\PowerSettings\d8742dcb-3e6a-4b3c-b3fe-374623cdcf06' -Force | Out-Null

# Options (use only one)
# Take no action
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Power\PowerSettings\d8742dcb-3e6a-4b3c-b3fe-374623cdcf06' -Name 'DCSettingIndex' -PropertyType DWord -Value 0 -Force | Out-Null
# Sleep
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Power\PowerSettings\d8742dcb-3e6a-4b3c-b3fe-374623cdcf06' -Name 'DCSettingIndex' -PropertyType DWord -Value 1 -Force | Out-Null
# Hibernate
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Power\PowerSettings\d8742dcb-3e6a-4b3c-b3fe-374623cdcf06' -Name 'DCSettingIndex' -PropertyType DWord -Value 2 -Force | Out-Null
# Shut down
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Power\PowerSettings\d8742dcb-3e6a-4b3c-b3fe-374623cdcf06' -Name 'DCSettingIndex' -PropertyType DWord -Value 3 -Force | Out-Null