Specify the order in which Windows Installer searches for installation files: registry value SearchOrderUserHKCU\Software\Policies\Microsoft\Windows\Installer

Policy ID: SearchOrder
Scope: User Configuration
Supported on: At least Windows 2000
Source: Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
Category: Windows Components › Windows Installer

Registry

SearchOrder

REG_SZUser

HKCU\Software\Policies\Microsoft\Windows\Installer Current key

Enabled value: Depends on the option value
Element: Search order
Value type: REG_SZ

Apply with .reg · CMD · PowerShell

.reg

Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Installer]

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

CMD

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

reg add "HKCU\Software\Policies\Microsoft\Windows\Installer" /v "SearchOrder" /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\Windows\Installer' -Force | Out-Null
New-ItemProperty -Path 'HKCU:\Software\Policies\Microsoft\Windows\Installer' -Name 'SearchOrder' -PropertyType String -Value '<enter value>' -Force | Out-Null