Settings package size warning threshold: registry value MaxPackageSizeInBytesComputerHKLM\Software\Policies\Microsoft\UEV\Agent\Configuration

Policy ID: MaxPackageSizeInBytes
Scope: Computer Configuration, User Configuration
Supported on: At least Windows Server 2008 R2 or Windows 7
Source: Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
Category: Windows Components › Microsoft User Experience Virtualization

Registry

MaxPackageSizeInBytes

REG_DWORDComputerUser

…\Software\Policies\Microsoft\UEV\Agent\ConfigurationHKLM\Software\Policies\Microsoft\UEV\Agent\Configuration Current key
HKCU\Software\Policies\Microsoft\UEV\Agent\Configuration

Enabled value: Depends on the option value
Element: Package size threshold (in bytes):
Value type: REG_DWORD
Required: true
Maximum value: 4000000000
Store as text: false

Apply with .reg · CMD · PowerShell

ComputerMachine-wide setting

.reg

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\UEV\Agent\Configuration]

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

UserPer-account setting

.reg

Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\Software\Policies\Microsoft\UEV\Agent\Configuration]

; Value names and types follow the ADMX. Replace <enter value> below with your own data
"MaxPackageSizeInBytes"=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\UEV\Agent\Configuration" /v "MaxPackageSizeInBytes" /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\UEV\Agent\Configuration' -Force | Out-Null
New-ItemProperty -Path 'HKCU:\Software\Policies\Microsoft\UEV\Agent\Configuration' -Name 'MaxPackageSizeInBytes' -PropertyType DWord -Value '<enter value>' -Force | Out-Null