en-US windows computer user

Turn on SmartScreen Filter scan

Verified with Windows 11 25H2 — updated on July 30, 2026

Windows 11 25H2

Supported on: At least Internet Explorer 7.0

Path in the GPO console

Computer Configuration\Administrative Templates\Windows Components\Internet Explorer\Internet Control Panel\Security Page\Trusted Sites Zone

Description

This policy setting controls whether SmartScreen Filter scans pages in this zone for malicious content. If you enable this policy setting, SmartScreen Filter scans pages in this zone for malicious content. If you disable this policy setting, SmartScreen Filter does not scan pages in this zone for malicious content. If you do not configure this policy setting, the user can choose whether SmartScreen Filter scans pages in this zone for malicious content. Note: In Internet Explorer 7, this policy setting controls whether Phishing Filter scans pages in this zone for malicious content.

Registry

HKLM Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2
HKCU Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2

More options available

Options

Use SmartScreen Filter
2301 enum
  • Enable -> 0 (default)
  • Disable -> 3

MDM / Intune (CSP)

Device ./Device/Vendor/MSFT/Policy/Config/InternetExplorer/TrustedSitesZoneAllowSmartScreenIE
User ./User/Vendor/MSFT/Policy/Config/InternetExplorer/TrustedSitesZoneAllowSmartScreenIE
DeviceUser Since Windows 10, version 1703 [10.0.15063] and later Official mapping (Microsoft Learn)

Microsoft Learn documentation Mapping data: Microsoft Learn (CC BY 4.0)

Export Builder

BETA

Configure the state, scope and options, then generate .reg, PowerShell, Intune and SCCM outputs — or add the setting to a multi-setting collection.

These exports write the registry — this is not a managed GPO.

Scope

.reg file

Windows Registry Editor Version 5.00

; Exported from gporais.com
; Policy: Turn on SmartScreen Filter scan
; State: Enabled
; Scope: Computer (HKLM)
; Supported on: At least Internet Explorer 7.0

[HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2]
"2301"=dword:00000000
More formats (PowerShell, Intune, SCCM)

PowerShell

# Exported from gporais.com
# Policy: Turn on SmartScreen Filter scan
# State: Enabled
# Scope: Computer (HKLM)
# Supported on: At least Internet Explorer 7.0

$path = 'HKLM:\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2'
New-Item -Path $path -Force | Out-Null
Set-ItemProperty -Path $path -Name '2301' -Value 0 -Type DWord

Building a multi-setting collection? Add this setting and generate combined .reg / PowerShell / GPO scripts.

Open the Builder

Embed this policy on your site

What to embed
Theme

Adds one script line: the theme follows your site’s appearance and the height fits the content. If your site blocks scripts, the embed follows the visitor’s system theme.

Preview