Critical battery notification level: registry value DCSettingIndexComputerHKLM\Software\Policies\Microsoft\Power\PowerSettings\9A66D8D7-4FF7-4EF9-B5A2-5A326CA2A469

Policy ID: DCBatteryDischargeLevel0_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\9A66D8D7-4FF7-4EF9-B5A2-5A326CA2A469 Current key

Enabled value: Depends on the option value
Element: Critical Battery Notification Level
Value type: REG_DWORD
Required: true
Maximum value: 100

Apply with .reg · CMD · PowerShell

.reg

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Power\PowerSettings\9A66D8D7-4FF7-4EF9-B5A2-5A326CA2A469]

; Value names and types follow the ADMX. Replace <enter value> below with your own data
"DCSettingIndex"=dword:<enter value>

CMD

:: Value names and types follow the ADMX. Replace <enter value> below with your own data

reg add "HKLM\Software\Policies\Microsoft\Power\PowerSettings\9A66D8D7-4FF7-4EF9-B5A2-5A326CA2A469" /v "DCSettingIndex" /t REG_DWORD /d "<enter value>" /f

PowerShell

# Value names and types follow the ADMX. Replace <enter value> below with your own data

New-Item -Path 'HKLM:\Software\Policies\Microsoft\Power\PowerSettings\9A66D8D7-4FF7-4EF9-B5A2-5A326CA2A469' -Force | Out-Null
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Power\PowerSettings\9A66D8D7-4FF7-4EF9-B5A2-5A326CA2A469' -Name 'DCSettingIndex' -PropertyType DWord -Value '<enter value>' -Force | Out-Null