Display error message on proxy script download failure
Verified with Windows 11 25H2 — updated on July 23, 2026
Supported on: At least Internet Explorer 5.0
Path in the GPO console
User Configuration\Administrative Templates\Windows Components\Internet Explorer Description
Specifies that error messages will be displayed to users if problems occur with proxy scripts. If you enable this policy, error messages will be displayed when the browser does not download or run a script to set proxy settings. If you disable this policy or do not configure it, error messages will not be displayed when problems occur with proxy scripts.
Registry
Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings Value name: DisplayScriptDownloadFailureUI
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: Display error message on proxy script download failure
; State: Enabled
; Supported on: At least Internet Explorer 5.0
[HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings]
"DisplayScriptDownloadFailureUI"=dword:00000001 More formats (PowerShell, Intune, SCCM)
PowerShell
# Exported from gporais.com
# Policy: Display error message on proxy script download failure
# State: Enabled
# Supported on: At least Internet Explorer 5.0
# Warning: In SYSTEM context (the Intune default), HKCU targets the SYSTEM profile. Run this script using the logged-on credentials.
$path = 'HKCU:\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings'
New-Item -Path $path -Force | Out-Null
Set-ItemProperty -Path $path -Name 'DisplayScriptDownloadFailureUI' -Value 1 -Type DWord Intune XML
No direct Policy CSP / OMA-URI mapping for this policy. Use the Intune Remediation tab, or ingest the ADMX in Intune. Intune Remediation
# === Detection script ===
# Exported from gporais.com
# Policy: Display error message on proxy script download failure
# State: Enabled
# Supported on: At least Internet Explorer 5.0
# Warning: In SYSTEM context (the Intune default), HKCU targets the SYSTEM profile. Run this script using the logged-on credentials.
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
}
$checks = @(
(Test-RegistryValue -Path 'HKCU:\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings' -Name 'DisplayScriptDownloadFailureUI' -Expected 1 -Kind DWord)
)
if ($checks -notcontains $false) {
Write-Output 'Compliant'
exit 0
}
Write-Output 'Non-compliant'
exit 1
# === Remediation script ===
# Exported from gporais.com
# Policy: Display error message on proxy script download failure
# State: Enabled
# Supported on: At least Internet Explorer 5.0
# Warning: In SYSTEM context (the Intune default), HKCU targets the SYSTEM profile. Run this script using the logged-on credentials.
$path = 'HKCU:\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings'
New-Item -Path $path -Force | Out-Null
Set-ItemProperty -Path $path -Name 'DisplayScriptDownloadFailureUI' -Value 1 -Type DWord SCCM scripts
# Exported from gporais.com
# Policy: Display error message on proxy script download failure
# State: Enabled
# Supported on: At least Internet Explorer 5.0
# 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: Display error message on proxy script download failure
# State: Enabled
# Supported on: At least Internet Explorer 5.0
# Warning: In SYSTEM context (the Intune default), HKCU targets the SYSTEM profile. Run this script using the logged-on credentials.
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
}
$checks = @(
(Test-RegistryValue -Path 'HKCU:\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings' -Name 'DisplayScriptDownloadFailureUI' -Expected 1 -Kind DWord)
)
if ($checks -notcontains $false) {
Write-Output 'Compliant'
exit 0
}
Write-Output 'Non-compliant'
exit 1
# === Remediation script ===
# Exported from gporais.com
# Policy: Display error message on proxy script download failure
# State: Enabled
# Supported on: At least Internet Explorer 5.0
# Warning: In SYSTEM context (the Intune default), HKCU targets the SYSTEM profile. Run this script using the logged-on credentials.
$path = 'HKCU:\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings'
New-Item -Path $path -Force | Out-Null
Set-ItemProperty -Path $path -Name 'DisplayScriptDownloadFailureUI' -Value 1 -Type DWord Building a multi-setting collection? Add this setting and generate combined .reg / PowerShell / GPO scripts.