Turn on Microsoft Defender Application Guard in Managed Mode: registry value AllowAppHVSI_ProviderSetComputerHKLM\SOFTWARE\Policies\Microsoft\AppHVSI

Policy ID: AppHVSI_AllowAppHVSIConfig
Scope: Computer Configuration
Supported on: Windows 10 Enterprise, Windows 10 Education, or later
Source: Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
Category: Windows Components › Microsoft Defender Application Guard

Registry

AllowAppHVSI_ProviderSet

REG_DWORDComputer

HKLM\SOFTWARE\Policies\Microsoft\AppHVSI Current key

Enabled value: Depends on the option value
Element: -
Value type: REG_DWORD
Minimum value: 0
Maximum value: 3

Apply with .reg · CMD · PowerShell

.reg

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\AppHVSI]

; Value names and types follow the ADMX. Replace <enter value> below with your own data
"AllowAppHVSI_ProviderSet"=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\AppHVSI" /v "AllowAppHVSI_ProviderSet" /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\AppHVSI' -Force | Out-Null
New-ItemProperty -Path 'HKLM:\SOFTWARE\Policies\Microsoft\AppHVSI' -Name 'AllowAppHVSI_ProviderSet' -PropertyType DWord -Value '<enter value>' -Force | Out-Null