Configure Application Guard container precreation: registry value prewarmwindowUserHKCU\software\policies\microsoft\office\16.0\common\security\applicationguard

Policy ID: L_ConfigurePreCreateInApplicationGuard
Scope: User Configuration
Supported on: At least Windows Server 2016, Windows 10
Source: Microsoft 365 Apps / Office Administrative Templates (version 5568.1000)
Category: Microsoft Office 2016 › Security Settings › Trust Center › Application Guard

Registry

prewarmwindow

REG_DWORDUser

HKCU\software\policies\microsoft\office\16.0\common\security\applicationguard Current key

Enabled value: Depends on the option value
Element: Pre-Create Window (days):
Value type: REG_DWORD
Minimum value: 0
Maximum value: 65536

Apply with .reg · CMD · PowerShell

.reg

Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\software\policies\microsoft\office\16.0\common\security\applicationguard]

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

CMD

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

reg add "HKCU\software\policies\microsoft\office\16.0\common\security\applicationguard" /v "prewarmwindow" /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 'HKCU:\software\policies\microsoft\office\16.0\common\security\applicationguard' -Force | Out-Null
New-ItemProperty -Path 'HKCU:\software\policies\microsoft\office\16.0\common\security\applicationguard' -Name 'prewarmwindow' -PropertyType DWord -Value '<enter value>' -Force | Out-Null