Specify contact website
Verified with Windows 11 25H2 — updated on July 30, 2026
Supported on: At least Windows Server 2016, Windows 10 Version 1709
Path in the GPO console
Computer Configuration\Administrative Templates\Windows Components\Windows Security\Enterprise Customization Description
Specify the URL that will be displayed in Windows Security and associated notifications. Users can click on the contact information to visit the specified website. The default web browser will be used. Enabled: Enter the URL in the Options section. Disabled: A contact website URL will not be shown in either Windows Security or any notifications it creates. Not configured: Same as Disabled.
Registry
HKLM
SOFTWARE\Policies\Microsoft\Windows Defender Security Center\Enterprise Customization MDM / Intune (CSP)
./Device/Vendor/MSFT/Policy/Config/WindowsDefenderSecurityCenter/URL Microsoft Learn documentation Mapping data: Microsoft Learn (CC BY 4.0)
Export Builder
BETAConfigure 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. ⓘ
.reg file
Windows Registry Editor Version 5.00
; Exported from gporais.com
; Policy: Specify contact website
; State: Enabled
; Supported on: At least Windows Server 2016, Windows 10 Version 1709
[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender Security Center\Enterprise Customization]
"Url"=""More formats (PowerShell, Intune, SCCM)
PowerShell
# Exported from gporais.com
# Policy: Specify contact website
# State: Enabled
# Supported on: At least Windows Server 2016, Windows 10 Version 1709
$path = 'HKLM:\SOFTWARE\Policies\Microsoft\Windows Defender Security Center\Enterprise Customization'
New-Item -Path $path -Force | Out-Null
Set-ItemProperty -Path $path -Name 'Url' -Value '' -Type StringIntune XML
OMA-URI: ./Device/Vendor/MSFT/Policy/Config/WindowsDefenderSecurityCenter/URL
Data type: String
Value:
<enabled/>
<data id="Presentation_EnterpriseCustomization_URL" value=""/>Intune Remediation
# === Detection script ===
# Exported from gporais.com
# Policy: Specify contact website
# State: Enabled
# Supported on: At least Windows Server 2016, Windows 10 Version 1709
function Test-RegistryValue {
param(
[Parameter(Mandatory = $true)][string]$Path,
[Parameter(Mandatory = $true)][string]$Name,
[object]$Expected,
[ValidateSet('String', 'DWord', 'MultiString')][string]$Kind = 'String',
[switch]$Absent
)
try {
$item = Get-ItemProperty -LiteralPath $Path -Name $Name -ErrorAction Stop
} catch {
return $Absent.IsPresent
}
if ($Absent.IsPresent) { return $false }
$actual = $item.$Name
if ($Kind -eq 'DWord') { return ([int64]$actual) -eq ([int64]$Expected) }
if ($Kind -eq 'MultiString') {
$actualValues = @($actual)
$expectedValues = @($Expected)
if ($actualValues.Count -ne $expectedValues.Count) { return $false }
for ($i = 0; $i -lt $expectedValues.Count; $i++) {
if ([string]$actualValues[$i] -ne [string]$expectedValues[$i]) { return $false }
}
return $true
}
return [string]$actual -eq [string]$Expected
}
$checks = @(
(Test-RegistryValue -Path 'HKLM:\SOFTWARE\Policies\Microsoft\Windows Defender Security Center\Enterprise Customization' -Name 'Url' -Expected '' -Kind String)
)
if ($checks -notcontains $false) {
Write-Output 'Compliant'
exit 0
}
Write-Output 'Non-compliant'
exit 1
# === Remediation script ===
# Exported from gporais.com
# Policy: Specify contact website
# State: Enabled
# Supported on: At least Windows Server 2016, Windows 10 Version 1709
$path = 'HKLM:\SOFTWARE\Policies\Microsoft\Windows Defender Security Center\Enterprise Customization'
New-Item -Path $path -Force | Out-Null
Set-ItemProperty -Path $path -Name 'Url' -Value '' -Type StringSCCM scripts
# Exported from gporais.com
# Policy: Specify contact website
# State: Enabled
# Supported on: At least Windows Server 2016, Windows 10 Version 1709
# SCCM Configuration Item guidance:
# Create a Configuration Item of type "Setting: Script".
# Discovery script: use the Detection script below.
# Remediation script: use the Remediation script below.
# Compliance rule: the Discovery script output equals 'Compliant'.
# === Detection script ===
# Exported from gporais.com
# Policy: Specify contact website
# State: Enabled
# Supported on: At least Windows Server 2016, Windows 10 Version 1709
function Test-RegistryValue {
param(
[Parameter(Mandatory = $true)][string]$Path,
[Parameter(Mandatory = $true)][string]$Name,
[object]$Expected,
[ValidateSet('String', 'DWord', 'MultiString')][string]$Kind = 'String',
[switch]$Absent
)
try {
$item = Get-ItemProperty -LiteralPath $Path -Name $Name -ErrorAction Stop
} catch {
return $Absent.IsPresent
}
if ($Absent.IsPresent) { return $false }
$actual = $item.$Name
if ($Kind -eq 'DWord') { return ([int64]$actual) -eq ([int64]$Expected) }
if ($Kind -eq 'MultiString') {
$actualValues = @($actual)
$expectedValues = @($Expected)
if ($actualValues.Count -ne $expectedValues.Count) { return $false }
for ($i = 0; $i -lt $expectedValues.Count; $i++) {
if ([string]$actualValues[$i] -ne [string]$expectedValues[$i]) { return $false }
}
return $true
}
return [string]$actual -eq [string]$Expected
}
$checks = @(
(Test-RegistryValue -Path 'HKLM:\SOFTWARE\Policies\Microsoft\Windows Defender Security Center\Enterprise Customization' -Name 'Url' -Expected '' -Kind String)
)
if ($checks -notcontains $false) {
Write-Output 'Compliant'
exit 0
}
Write-Output 'Non-compliant'
exit 1
# === Remediation script ===
# Exported from gporais.com
# Policy: Specify contact website
# State: Enabled
# Supported on: At least Windows Server 2016, Windows 10 Version 1709
$path = 'HKLM:\SOFTWARE\Policies\Microsoft\Windows Defender Security Center\Enterprise Customization'
New-Item -Path $path -Force | Out-Null
Set-ItemProperty -Path $path -Name 'Url' -Value '' -Type StringBuilding a multi-setting collection? Add this setting and generate combined .reg / PowerShell / GPO scripts.