Configure auto-restart reminder notifications for updates: registry value SetAutoRestartNotificationConfig and 1 moreComputerHKLM\Software\Policies\Microsoft\Windows\WindowsUpdate

Policy ID: AutoRestartNotificationConfig
Scope: Computer Configuration
Supported on: Windows Server 2016 through Windows Server 2022, or Windows 10
Source: Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
Category: Windows Components › Windows Update › Legacy Policies

Registry

SetAutoRestartNotificationConfig

REG_DWORDComputer

HKLM\Software\Policies\Microsoft\Windows\WindowsUpdate Current key

Enabled value: 1
Disabled value: 0

Apply with .reg · CMD · PowerShell

.reg

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\WindowsUpdate]

; Options (use only one)
; Enabled
"SetAutoRestartNotificationConfig"=dword:00000001
; Disabled
"SetAutoRestartNotificationConfig"=dword:00000000

CMD

:: Options (use only one)

:: Enabled
reg add "HKLM\Software\Policies\Microsoft\Windows\WindowsUpdate" /v "SetAutoRestartNotificationConfig" /t REG_DWORD /d 1 /f
:: Disabled
reg add "HKLM\Software\Policies\Microsoft\Windows\WindowsUpdate" /v "SetAutoRestartNotificationConfig" /t REG_DWORD /d 0 /f

PowerShell

# Common: create the key
New-Item -Path 'HKLM:\Software\Policies\Microsoft\Windows\WindowsUpdate' -Force | Out-Null

# Options (use only one)
# Enabled
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Windows\WindowsUpdate' -Name 'SetAutoRestartNotificationConfig' -PropertyType DWord -Value 1 -Force | Out-Null
# Disabled
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Windows\WindowsUpdate' -Name 'SetAutoRestartNotificationConfig' -PropertyType DWord -Value 0 -Force | Out-Null

AutoRestartNotificationSchedule

REG_DWORDComputer

HKLM\Software\Policies\Microsoft\Windows\WindowsUpdate Current key

Enabled value: Depends on the option value
Element: Period (min):

Options
Item	Stored value
15	15
30	30
60	60
120	120
240	240

Apply with .reg · CMD · PowerShell

.reg

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\WindowsUpdate]

; Options (use only one)
; 15
"AutoRestartNotificationSchedule"=dword:0000000f
; 30
"AutoRestartNotificationSchedule"=dword:0000001e
; 60
"AutoRestartNotificationSchedule"=dword:0000003c
; 120
"AutoRestartNotificationSchedule"=dword:00000078
; 240
"AutoRestartNotificationSchedule"=dword:000000f0

CMD

:: Options (use only one)

:: 15
reg add "HKLM\Software\Policies\Microsoft\Windows\WindowsUpdate" /v "AutoRestartNotificationSchedule" /t REG_DWORD /d 15 /f
:: 30
reg add "HKLM\Software\Policies\Microsoft\Windows\WindowsUpdate" /v "AutoRestartNotificationSchedule" /t REG_DWORD /d 30 /f
:: 60
reg add "HKLM\Software\Policies\Microsoft\Windows\WindowsUpdate" /v "AutoRestartNotificationSchedule" /t REG_DWORD /d 60 /f
:: 120
reg add "HKLM\Software\Policies\Microsoft\Windows\WindowsUpdate" /v "AutoRestartNotificationSchedule" /t REG_DWORD /d 120 /f
:: 240
reg add "HKLM\Software\Policies\Microsoft\Windows\WindowsUpdate" /v "AutoRestartNotificationSchedule" /t REG_DWORD /d 240 /f

PowerShell

# Common: create the key
New-Item -Path 'HKLM:\Software\Policies\Microsoft\Windows\WindowsUpdate' -Force | Out-Null

# Options (use only one)
# 15
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Windows\WindowsUpdate' -Name 'AutoRestartNotificationSchedule' -PropertyType DWord -Value 15 -Force | Out-Null
# 30
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Windows\WindowsUpdate' -Name 'AutoRestartNotificationSchedule' -PropertyType DWord -Value 30 -Force | Out-Null
# 60
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Windows\WindowsUpdate' -Name 'AutoRestartNotificationSchedule' -PropertyType DWord -Value 60 -Force | Out-Null
# 120
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Windows\WindowsUpdate' -Name 'AutoRestartNotificationSchedule' -PropertyType DWord -Value 120 -Force | Out-Null
# 240
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Windows\WindowsUpdate' -Name 'AutoRestartNotificationSchedule' -PropertyType DWord -Value 240 -Force | Out-Null