Prevent turning off required extensions: registry value PreventTurningOffRequiredExtensionsUserHKCU\Software\Policies\Microsoft\MicrosoftEdge\Extensions

Policy ID: PreventTurningOffRequiredExtensions
Scope: Computer Configuration, User Configuration
Supported on: Microsoft Edge on Windows 10, Version 1809 or later
Source: Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
Category: Windows Components › Microsoft Edge

Registry

PreventTurningOffRequiredExtensions

REG_SZUserComputer

…\Software\Policies\Microsoft\MicrosoftEdge\ExtensionsHKCU\Software\Policies\Microsoft\MicrosoftEdge\Extensions Current key
HKLM\Software\Policies\Microsoft\MicrosoftEdge\Extensions

Enabled value: Depends on the option value
Element: In the space below, enter extension package family names (PFNs) separated by semi-colons.
Value type: REG_SZ
Required: true
Maximum length: 2048

Apply with .reg · CMD · PowerShell

UserPer-account setting

.reg

Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\Software\Policies\Microsoft\MicrosoftEdge\Extensions]

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

CMD

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

reg add "HKCU\Software\Policies\Microsoft\MicrosoftEdge\Extensions" /v "PreventTurningOffRequiredExtensions" /t REG_SZ /d "<enter value>" /f

PowerShell

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

New-Item -Path 'HKCU:\Software\Policies\Microsoft\MicrosoftEdge\Extensions' -Force | Out-Null
New-ItemProperty -Path 'HKCU:\Software\Policies\Microsoft\MicrosoftEdge\Extensions' -Name 'PreventTurningOffRequiredExtensions' -PropertyType String -Value '<enter value>' -Force | Out-Null

ComputerMachine-wide setting

.reg

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\MicrosoftEdge\Extensions]

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

CMD

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

reg add "HKLM\Software\Policies\Microsoft\MicrosoftEdge\Extensions" /v "PreventTurningOffRequiredExtensions" /t REG_SZ /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\MicrosoftEdge\Extensions' -Force | Out-Null
New-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\MicrosoftEdge\Extensions' -Name 'PreventTurningOffRequiredExtensions' -PropertyType String -Value '<enter value>' -Force | Out-Null