Set Cloned Monitor Preferred Resolution Source: registry value DefaultCloneResolutionSettingComputerHKLM\System\CurrentControlSet\Control\GraphicsDrivers\Configuration

Policy ID: DisplaySetClonePreferredResolutionSource
Scope: Computer Configuration
Supported on: At least Windows 11 Version 24H2
Source: Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
Category: System › Display

Registry

DefaultCloneResolutionSetting

REG_DWORDComputer

HKLM\System\CurrentControlSet\Control\GraphicsDrivers\Configuration Current key

Enabled value: Depends on the option value
Element: Set the default resolution Windows will use for new cloned displays as Internal, External or Default Windows Settings.

Options
Item	Stored value
Default	0
Internal	1
External	2

Apply with .reg · CMD · PowerShell

.reg

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\GraphicsDrivers\Configuration]

; Options (use only one)
; Default
"DefaultCloneResolutionSetting"=dword:00000000
; Internal
"DefaultCloneResolutionSetting"=dword:00000001
; External
"DefaultCloneResolutionSetting"=dword:00000002

CMD

:: Options (use only one)

:: Default
reg add "HKLM\System\CurrentControlSet\Control\GraphicsDrivers\Configuration" /v "DefaultCloneResolutionSetting" /t REG_DWORD /d 0 /f
:: Internal
reg add "HKLM\System\CurrentControlSet\Control\GraphicsDrivers\Configuration" /v "DefaultCloneResolutionSetting" /t REG_DWORD /d 1 /f
:: External
reg add "HKLM\System\CurrentControlSet\Control\GraphicsDrivers\Configuration" /v "DefaultCloneResolutionSetting" /t REG_DWORD /d 2 /f

PowerShell

# Common: create the key
New-Item -Path 'HKLM:\System\CurrentControlSet\Control\GraphicsDrivers\Configuration' -Force | Out-Null

# Options (use only one)
# Default
New-ItemProperty -Path 'HKLM:\System\CurrentControlSet\Control\GraphicsDrivers\Configuration' -Name 'DefaultCloneResolutionSetting' -PropertyType DWord -Value 0 -Force | Out-Null
# Internal
New-ItemProperty -Path 'HKLM:\System\CurrentControlSet\Control\GraphicsDrivers\Configuration' -Name 'DefaultCloneResolutionSetting' -PropertyType DWord -Value 1 -Force | Out-Null
# External
New-ItemProperty -Path 'HKLM:\System\CurrentControlSet\Control\GraphicsDrivers\Configuration' -Name 'DefaultCloneResolutionSetting' -PropertyType DWord -Value 2 -Force | Out-Null