Prevent creation of a system restore point during device activity that would normally prompt creation of a restore point: registry value DisableSystemRestoreComputerHKLM\Software\Policies\Microsoft\Windows\DeviceInstall\Settings

Policy ID: DeviceInstall_SystemRestore
Scope: Computer Configuration
Supported on: At least Windows Vista
Source: Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
Category: System › Device Installation

Registry

DisableSystemRestore

REG_DWORDComputer

HKLM\Software\Policies\Microsoft\Windows\DeviceInstall\Settings 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\DeviceInstall\Settings]

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

CMD

:: Options (use only one)

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

PowerShell

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

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